Most human genetic disorders are caused by the expression of_____

A) recessive alleles
B)two dominant alleles
C)one dominant allele
D) sex-linked heredity

Answers

Answer 1
D It all depends on dna, who, how, were, etc. Heredity

Related Questions

This is the kingdom of heterotrophs that obtain energy and nutrients from dead and decaying organic matter.

Answers

This is the kingdom Fungi.

Fungi are eukaryotic organisms including microscopic (like yeast) and macroscopic (like mushrooms) organisms. Their typical characteristic is chitin in their cell walls. Fungi are heterotrophs which means they cannot produce their own food, thus they absorb dissolved molecules, usually by secreting digestive enzymes into their environment. Fungi are the principal decomposers because of their ability to decompose of organic matter and thus, have fundamental roles in nutrient cycling.

Answer:   fungi

Explanation:

Write a paragraph about the rocks used to construct the Great Sphinx and pyramid of the Giza in Egypt.

Answers

The Pyramids of Giza were constructed between 2589 and 2504 BC, no one is 100% sure how these pyramids were built, but scientists speculate that ramps were used to transport and move the blocks into place during the construction, but recent research suggests that a small amount of water was placed on the sand in front of them and that made it easier for them to move. This is also how archeologists suspect The Sphinx was built.

Final answer:

The Great Sphinx and the pyramids of Giza were constructed using limestone from the Giza plateau and nearby quarries, with the pyramids also incorporating granite. These structures showcase the sophisticated engineering and state organization of Old Kingdom Egypt.

Explanation:

The Great Sphinx and the pyramids of Giza are timeless monuments, testament to the Ancient Egyptian's architectural prowess and the geological resources available to them. The Great Sphinx is hewn from the native limestone at the Giza plateau. These layers would also provide the stone for the core blocks of the Sphinx's associated temple. The nearby pyramids, including the largest which is the Great Pyramid of Khufu, are colossal structures constructed predominantly from limestone blocks, with some granite for internal passageways and chambers, originating from nearby quarries. The pyramid constructions required meticulous planning and precise architecture, a reflection of the sophisticated state apparatus of Old Kingdom Egypt. These structures not only served as burial chambers but also signified the might and divine right of the pharaohs, and stand till this day as symbols of Egypt's grandeur.

24 PLEASEEEE!! 43 points and Brainlyist answer

Answers

1.Fossils
2.Location

Scientist use fossils to study body structures and compare them.
Scientist use location to study location to see how organisms used their features to cross water or survive in different temperatures.

Answer:

1.Fossils

2.Location

Explanation:

A method by which plants are grow in solutions of nutrients instead of soil

Answers

hydroponics is method by which plant are grow in solution

Sort the following taxonomic levels in order from largest to smallest. Largest being 1st, smallest being 7th.

Answers

Domain, Kingdom, Phylum, Class, Order, Family, Genus & Species

A neutron star collapses into a black hole because of the force of (fusion,gravity)

Answers

Gravity

Neutron stars are the most extreme and fascinating objects known to exist in our universe: Such a star has a mass that is up to twice that of the sun but a radius of only a dozen kilometers: hence it has an enormous density, thousands of billions of times that of the densest element on Earth. An important property of neutron stars, distinguishing them from normal stars, is that their mass cannot grow without bound. Indeed, if a nonrotating star increases its mass, also its density will increase. Normally this will lead to a new equilibrium and the star can live stably in this state for thousands of years. This process, however, cannot repeat indefinitely and the accreting star will reach a mass above which no physical pressure will prevent it from collapsing to a black hole. The critical mass when this happens is called the "maximum mass" and represents an upper limit to the mass that a nonrotating neutron star can be.

However, once the maximum mass is reached, the star also has an alternative to the collapse: it can rotate. A rotating star, in fact, can support a mass larger than if it was nonrotating, simply because the additional centrifugal force can help balance the gravitational force. Also in this case, however, the star cannot be arbitrarily massive because an increase in mass must be accompanied by an increase in the rotation and there is a limit to how fast a star can rotate before breaking apart. Hence, for any neutron star, there is an absolute maximum mass and is given by the largest mass of the fastest-spinning model.

Which is an indication that water is entering cells

Answers

The cell would become turgid or swollen, in plant cells, the cell wall prevents the cell from bursting whereas in animal cells, the cell would burst, if that makes any sense

explain why the light and dark colored squirrels might be selected for and the medium colored squirrels selected against

Answers

the lighter and darker squirrels probably dont blend in the environment so well, and the medium squirrels blend in perfectly

if simple sugars are present, the solution will turn which color when combined with the food sample and heated?

Answers

The answer is green, yellow or brick-red.  If simple sugars are present, the blue solution will turn green, yellow or brick-red when combined with the food sample and heated.  Benedict's solution is used to test for simple sugars, such as glucose. It is a clear blue solution of sodium and copper salts. When heated with the food sample, the blue solution changes color to green, yellow, and brick-red, depending on the amount of sugar.

Which of these is a small, icy object that orbits the sun?

options: asteroid comet meteoroid star

Answers

Comets are small icy objects that orbit the sun

A tiny, stony object that orbits the Sun is called an comet. Hence option 2 is correct.

What is asteroid?

Asteroid is defined as a remains of our solar system's early development, which are stony, airless objects that date back around 4.6 billion years. There are 1,113,527 known asteroids as of right moment. Astrogeologists have estimated that 60 objects of a diameter of at least 5 km  have struck the Earth within the previous 600 million years based on rates of crater creation found on the Moon, the Earth's closest celestial neighbor.

Comets are tiny, asymmetrical entities in the solar system that are mostly made of ice and dust. They are typically a few kilometers across. They orbit the sun on extremely elliptical paths that first take them past Neptune and then get them quite near to the Sun. The Sun is orbited by planets, dwarf planets, asteroids, and comets. These things don't produce any light. They instead reflect the sunlight.

Thus, a tiny, stony object that orbits the Sun is called an comet. Hence option 2 is correct.

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Meiosis, Mitosis, or Both? “Required for survival”

Question 16 options:

Meiosis


Mitosis


Both

Answers

I believe both, is the answer your looking for
I would say both but they both serve different purposes

the study of living things and their environment is called

Answers

Hello there! I believe your answer would be ecology. :) 

ecology. 1. The study of the relationships between living organisms and their environment.

I hope this helps! Cheerio, and have a lovely day. 

Answer: Ecology

Explanation: Ecology is a branch of biology which studies living things in relation with their environment. Ecology is the relationship between and among living organisms and their biophysical environment. Their biophysical environment may includes both biotic and abiotic components.

which of the filling is a bacterial disease? a) flu b) cholera c) measles d)common cold

Answers

The flu is a viral disease.
Cholera is a bacterial disease in the small intestine.
Measles is a viral disease.
The common cold is a viral disease.

Cholera is the only bacterial disease in this list.

Is MRSA a eukaryotic or prokaryotic structure?

Answers

 MRSA have prokaryotic structure

MRSA can also be refers to as methicillin resistant staphyloccous aureus and known to be strain of staphyloccous aureus.  Also, they are characterized by their resistance to antibiotics methicillin. However, prokaryotic cell are known to be less complex cell with visible structure and they are also characterized by nucleus absent.

A population of mammals originally lived in a certain area surrounded by land. Then, some of the organisms were taken to an island. These two populations remained separated for hundreds of years.

Which of the following is most likely true of the organisms within the populations?

 A. 

The organisms on the island are slightly different than those on the mainland.

 B. 

The organisms on the island are exactly the same as those on the mainland.

 C. 

The organisms on the island are no longer a mammalian species like those on the mainland.

 D. 

The organisms on the island are completely different than those on the mainland.

Answers

I think it would be A due to animal adaptation over hundreds of years. Hope this helps. :)

Final answer:

The organisms on the island are likely slightly different than the mainland population due to their isolation and unique evolutionary pressures, resulting in speciation and the development of endemic species. The most likely true statement regarding the organisms within the populations is: A. The organisms on the island are slightly different than those on the mainland.

Explanation:

The organisms on the island are most likely slightly different than those on the mainland. This phenomenon is consistent with the principles of island biogeography, where isolated populations experience different environmental pressures and evolutionary paths, resulting in speciation or the development of endemic species. This has been observed in examples across the world, such as the marsupials of Australia, the finches of the Galápagos Islands, and the diverse species of the Hawaiian Islands. These species began as similar to their mainland ancestors but evolved uniquely due to their isolated conditions. The concept of a mainland-island metapopulation suggests the mainland may act as a source for genetic diversity, while the island populations evolve independently. Over hundreds of years of separation, the organisms on the island likely adapted to new challenges, leading to slight differences as compared to their mainland counterparts.

what scientific breakthrough did darwins research lead too?

Answers

The theory of evolution would be the correct answer.

I hoped this helped!

Which group of living things can move energy from consumers at the top of an energy pyramid back to producers at the bottom? *

Answers

Decomposers. I hope I was able to help!
The correct answer to your question is A. Decomposers. Good luck!

In aerobic cellular respiration, glucose is broken down in a series of reactions to produce carbon dioxide and water These reactions provide the energy necessary for the production of energy in the form of 36 ATP molecules.

The law of conservation of mass is correctly demonstrated in which statement about the process of cellular respiration?

A) The mass of the glucose is conserved in the mass of the ATP in the products.

B) The total mass of oxygen is conserved in the total mass of carbon dioxide produced.

C) The mass of glucose is equal to the total mass of the water molecules.

D) The total mass of glucose and oxygen is equal to the total mass of carbon dioxide and water.

Answers

The correct option is A.
During cellular respiration, sugar is broken down to carbon dioxide and water with the production of energy, which is use to drive the biochemical activities of the cell. The energy produce is always in the form of ATP. Complete oxidation of one molecule of glucose usually produce 38 ATP, this shows that, the mass of glucose is conserved in the cellular respiration reactions. 

Answer:

Im fairly certain the answer is A

Explanation:

I had done a test recently and this was the answer I had gotten for this question. I know this isn't the best of explanations but it's what I got

Explain why bone marrow can be called tissue

Answers

Answer:

Bone marrow can be called tissue because it is a complex and organized structure composed of multiple cell types and extracellular components that work together to perform specific functions.

Explanation:

Bone marrow is considered tissue because it possesses the characteristics of organization, specialized functions, cellular composition, and extracellular components that define tissues in the human body. It plays a vital role in blood cell production and is a structured and organized part of the body's anatomy.

Earth’s energy sources include both renewable and nonrenewable resources. Name at least three sources of energy that could be used in your house. Then describe the ideal energy source for generating most of your home’s electricity, and explain why you chose that source.

Answers

3 types of energy that could be used in my house would be solar, wind, and normal electric.  The ideal energy source that is not harmful to the environment is solar, as it can power a house, and doesn't use up non-renewable resources.
Brainliest, please?Thanks!

What are the similarities between reforestation and reclamation ?

Answers

They both are restoring or cultivating an area, as in replanting trees
Final answer:

Reforestation and reclamation are both processes that involve restoring and improving land by restoring vegetation and biodiversity.

Explanation:

Reforestation and reclamation are both processes that involve restoring and improving land.

Reforestation refers to the process of planting trees in an area that has been deforested or damaged by human activities. It aims to restore the natural forest ecosystem and increase biodiversity. For example, reforestation projects could involve planting a variety of tree species to recreate a diverse and healthy forest.

Reclamation involves restoring land that has been disturbed or damaged by activities such as mining or construction. It may include activities like soil remediation and reestablishing vegetation. An example of reclamation is when a former mining site is rehabilitated and turned into a natural habitat or farmland.

Although reforestation and reclamation have different focuses, they both aim to rehabilitate and improve the environment by restoring vegetation and biodiversity.

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what are two sources of thermal energy in earth's interior?

Answers

Final answer:

The two principal sources of thermal energy in Earth's interior are radioactive decay of certain isotopes and residual heat left from Earth's formation. Both these sources help in keeping Earth's core extremely hot.

Explanation:

The Earth's interior retains a massive amount of thermal energy that originates from two main sources, namely radioactive decay and residual heat from the Earth's formation.

Radioactive decay occurs when unstable isotopes (such as 238 U and 40 K) break down, releasing energy in the form of heat. Given the vast number of radioactive nuclei present within the Earth, this decay significantly contributes to the planet's internal energy.

The second source, residual heat, is left over from the Earth's formation approximately 4.5 billion years ago. This heat resulted from the conversion of kinetic and potential energy into thermal energy during Earth's initial formation process.

Both these sources contribute to keeping the Earth's core very hot - a reality that challenges traditional understanding of heat transfer, as our planet's interior has remained molten over a significantly long period.

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Final answer:

The two primary sources of thermal energy in Earth's interior are the residual heat from the planet's formation and the heat produced by the decay of radioactive elements like uranium-238 and potassium-40. This thermal energy is then transferred to Earth's surface mostly through convection.

Explanation:

The Earth's interior contains a substantial amount of heat, or thermal energy. The two primary sources of this heat are from 1) the residual heat from the planet's formation and 2) heat produced by the decay of radioactive elements.

When the Earth was in the process of forming, approximately 4.5 billion years ago, kinetic energy from colliding particles was converted into heat. While most of this original heat energy has since been lost to space, a significant portion remains in the planet's interior. This is known as the residual heat.

The second major source of heat in the Earth's interior is due to the decay of radioactive elements like uranium-238 and potassium-40. As these elements break down, or decay, they release heat. Given the extensive length of these elements' half-lives, this process continues to generate a significant amount of heat within the Earth's interior.

The thermal energy generated from these sources is then transferred to the Earth's surface mainly through convection, a process by which warmer, less dense materials rise and cooler, denser materials sink. This process can be seen in the movement of tectonic plates and volcanic activity.

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People favor their in-groups, andwhen they treat other groups unfairly, it is called:
A. Scapegoat theory
B. Out-group derogation
C. Social stereotyping
D. The fundamental attribution error

Answers

Answer: Option 'B' is correct.

Explanation:

People favor their in-groups, and

when they treat other groups unfairly, it is called out group derogation.

Out group derogation is the condition where favouritism towards out groups is absent.

There is a discrimination between in groups and out groups because of which favouritism is only for in groups and absent for out groups.

Hence, option ' B' is correct.

Answer: B.

Explanation:

Ava makes a diagram that compares a confined aquifer with an unconfined aquifer.



Which statements would make the diagram correct?

X: contains the water table
Y: found between impermeable rock
X: contains the water table
Y: has water under pressure
X: found between impermeable rock
Y: contains the water table
X: has upper surface of water at atmospheric pressure
Y: has water under pressure

Answers

The correct option is this: X: FOUND BETWEEN IMPERMEABLE ROCK.
Y: CONTAINS THE WATER TABLE.
Confined aquifer refers to a water bearing layer, that is confined by a rock, which does not allow transmission of water. An unconfined aquifer is one that is not restricted by any overlain rock. Thus, confined aquifer is found between impermeable rock, while unconfined aquifer contain the water table.

X: found between impermeable rock

Y: contains the water table

Hope it helps

cross a plant that is heterozygous for green pods with a plant that has yellow pods

Answers

G=Green....because your starting plant is heterozygous it must be Gg
g = yellow ....because yellow is recessive, it must be gg

Gg x gg 

Do a Punnet Square and you get
Gg (2)
gg (2)
So half of your plants will be green (but heterozygous) and half will be yellow (homozygous)
Final answer:

Using a Punnett square, crossing a heterozygous green pod plant (Gg) with a yellow pod plant (gg) will result in a 1:1 genotypic and phenotypic ratio of green to yellow pods due to the dominance of the green allele.

Explanation:

When crossing a plant that is heterozygous for green pods (Gg) with a plant that has yellow pods (which is the recessive phenotype, so the genotype would be gg), we need to set up a Punnett square to predict the genotypes and phenotypes of the offspring. The parent with green pods has one allele for green (G) and one for yellow (g), while the yellow-podded plant has two alleles for yellow (gg).

The Punnett square will have two rows and two columns, with the alleles from one parent along the top and the alleles from the other parent along the side. After filling in the Punnett square, the expected genotypes for the offspring would be Gg and gg. This means that there will be a 1:1 ratio of heterozygous green pods to homozygous yellow pods in the offspring. Since green is the dominant trait, the phenotypic ratio will also be 1:1, showing an equal number of green and yellow pods.

These suns energy comes from the process of nuclear fusion in which hydrogen atoms form

Answers

the answer is helium atoms

Answer: Helium atoms  

Explanation: The reaction taking place at the Sun is nuclear fusion reaction. It is a process where two or more atoms combine leading to formation of a new atoms. But here total mass of the reactants is not equal to total mass of the products. Some of the mass is lost as energy and this energy is produced in very enormous amount. At the Sun, four H atoms combine and form helium atoms. Along with this large amount of energy is produced which is responsible for huge amount of heat at the Sun.

What are the answers?? I need help!!

Answers


No, the body was not in homeostasis the whole time. Between 7 and 8.5 hours, the body's temp rises, so it corrects itself from 8.5 to ten hours. Then homeostasis is acquired again.

Which of the following personal health conditions can be controlled by exercise and diet? A.Heart disease B.Sickle cell anemia C.Skin cancer D.Sunburn

Answers

1. Heart disease

You can control skin cancer and sunburn by protecting the skin from the rays of the sun (sunscreen, clothing).

Sickle cell anemia is a genetically inherited disease. Nothing you can do can fix this (yet).

The answer would be heart disease.

Please help me this is due today!

Describe the similarities and differences (compare and contrast) of the circulatory system of plants and animals.

Answers

Animals must have nutrients and oxygen to reach every cell in their body.
Plants must have nutrients and carbon dioxide to reach every cell in their body.
  

Final answer:

Plant and animal circulatory systems both transport substances but differ in mechanisms; plants use passive transport, while animals have an active system with heart, blood, and vessels.

Explanation:

Similarities and Differences between Plant and Animal Circulatory Systems

Both plant and animal circulatory systems are crucial for the transportation of substances throughout the organism. In plants, this occurs through a system made up of xylem and phloem, which transport water and nutrients. In animals, the circulatory system is more complex and involves the heart, blood, and a network of blood vessels.

Similarities

Both systems serve to transport nutrients, water, and waste products.Both systems are essential for maintaining homeostasis within the organism.

Differences

Plants use a passive transport system where water is moved via transpiration and nutrients via diffusion, while animals have an active circulatory system driven by the heart's pumping action.Animal circulatory systems can be either open or closed. In an open circulatory system, hemolymph bathes organs directly. In a closed circulatory system, blood is contained within vessels, and interstitial fluid bathes the cells.Plants do not have a central pump like the heart, nor do they have blood. Their circulatory system is not involved in gas exchange, which is done via stomata in leaves, whereas animals use their circulatory system for transporting gases like oxygen and carbon dioxide.The animal circulatory system is more complex and involves pulmonary circulation (carrying blood to the lungs to be oxygenated) and systemic circulation (delivering oxygen to the body).

The circulatory system is a testament to the evolution and complexity of living organisms, reflecting the increased demands of multicellular life.

What is the difference between cytokinesis in plant and animal cells?

Answers

What are the differences between plant and animal mitosis? The most observable difference is the way in which cytokinesis occurs. In plants a new cell wall is fashioned between the new daughter cells, while in animal cells the cell membrane constricts to pinch the parent cell into daughter cells.

Final answer:

In animal cells, cytokinesis occurs through cleavage furrow formation, while in plant cells, it involves the formation of a cell plate.

Explanation:

In animal cells, cytokinesis occurs through the process of cleavage furrow formation. The plasma membrane of the parent cell pinches inward along the cell's equator until two daughter cells form. On the other hand, in plant cells, cytokinesis involves the formation of a cell plate along the equator of the parent cell. This cell plate eventually develops into a new cell wall that separates the two daughter cells.

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Kieshas quality-control manager told her she must have 97% of her clocks functioning properly. She found a report that said 6 out of 300 clocks tested were not working properly. Kiesha predicts that she will have enough working clocks to please the manager. Which statements are true about Kieshas prediction? Check all that apply.Kieshas experimental probability is 1/30Kiesha will have more than 97% of the products working.Kiesha will not meet 97% because more than 3% of her clocks will be broken.Kieshas experimental probability is 1/50When the inventory is 4000 clocks, the prediction is that 3920 clocks will work. Which calculation helps determine which producer has the absolute advantage? Resources used multiplied by amount produced Amount produced divided by resources used Amount produced minus resources used Resources used divided by amount produced Describe the two-state solution with respect to Israel and Palestine what are the prospects for success You wish to invest $500. You are going to earn 5% simple interest. How much interest will you earn? which of the following is the correct notation for the complex number [tex] \sqrt{ - 81 - 14} [/tex] The first European colony in the New World to declare independence was __________. how many neutrons does the most common isotope of hydrogen have? Most migrants to the u.s. during the latter part of the 1800's came from which part of europe Characteristics of carbon monoxide include all of the following EXCEPT:It is a colorless gas.It is very dangerous and inhaling too much can be fatal.It is a potent gas.It is found in tobacco smoke. Enzo sits with a small group of friends at lunch. Occasionally, he drinks alcohol from his parents liquor cabinet and stays home, even though his friends invite him to go places. He likes to play video games in his free time and is slightly overweight. Which behaviors are signs that Enzo may need professional mental health treatment? Check all that apply. drinking alcohol being overweight playing video games withdrawing from activities having a small group of friends Properly observing xenia requires which of the following? Select all that apply.A.) offering food and shelter to the travelerB.) treating the host with respectC.) offering a parting gift to the travelerD.) offering a parting gift to the hostE.) introducing yourself as soon as you meet the host Simplify 11/12 - 6/4 who is the 38 president of the U.S. (07.06)Number line with open circle on 9 and shading to the left. Which of the following inequalities best represents the graph above? x < 9 x > 9 x 9 x 9 Home of the impressionists options: 1) Colleville-sur-mer 2) Honfleur 3) Nantes 4) Carnac Which is not true of radioactive half-life? radioactive half-life is increased by heating the isotope. independent of the physical or chemical form of the isotope. the time required for the level of radioactivity in a sample to be cut in half. independent of the amount of radioactive material present? All dialogue should?A. Be easy to memorize.B. Should like real conversation and have a purpose.C. Sound like educated people are speaking.D. Be difficult to memorize. Also known as the brain's biological clock, the hypothalamus has a mere __________ neurons that regulate our levels of drowsiness. The length of a rectangle is five times the width. The area of the rectangle is 1620cm squared. Work out the width of the rectangle The Nautilus is the name of a sea monster. true false