Answer:
a.) Gene= Wings
b.) Alleles= C,S
c.) Mother's Genotype= SS
d.) Genotype of her tooth fairy husband= CS
e.) Genotype of the other 2 children= CS
Explanation:
Complete question
In tooth fairies, curved wings are dominant over straight wings. If a homozygous recessive tooth fairy has 4 children, and half of them have straight wings
a.) Gene=
b.) Alleles=
c.) Mother's Genotype=
d.) Genotype of her tooth fairy husband=
e.) Genotype of the other 2 children=
Solution -
Here the allele being talked about is the wing type
Thus gene = wing
Let the allele for curved wings be represented by "C"
and the allele for straight wings be represented by "S"
Thus, allele are C and S
Genotype of mother -
Genotype of father is CS
and genotype of mother is SS
CS * SS
CS, CS, SS, SS
Only SS will have straight wings.
Genotype of her tooth fairy husband= CS
Genotype of other two children - CS
The inheritance of curved vs. straight wings in tooth fairies follows Mendelian genetics, where a homozygous recessive parent and a heterozygous parent can produce offspring with a 1:1 ratio of the traits. This is analogous to fruit fly genetics studies, which also relate to human X-linked genetic traits, where heterozygous females pass on traits or carrier status to their children.
Explanation:The question is asking about the inheritance of wing shape in tooth fairies, which involve basic genetics principles. In this scenario, a homozygous recessive tooth fairy produces offspring with a 1:1 ratio of curved to straight wings. Given that curved wings are dominant, the only way for half of the offspring to have straight wings is if the other parent is heterozygous, carrying one dominant and one recessive allele for wing shape. This is an example of Mendelian inheritance patterns, where each parent contributes one allele for a trait to their offspring. This pattern of inheritance is similar to discoveries made in fruit fly genetics which also apply to human genetics, particularly regarding X-linked traits.
For X-linked traits, similar principles apply. For instance, if a female parent is homozygous for a recessive X-linked trait, she will pass it on to 100 percent of her sons, as males only receive one X chromosome from their mother and a Y chromosome from their father. If a mother is heterozygous for an X-linked trait, she will pass on the trait to 50 percent of her male offspring and carrier status to 50 percent of her female offspring, since females have two X chromosomes.
Which term belongs in box 3 in the table? *
canopy
forest floor
understory
emergent
need help ASAP
The understory belongs in box 3 on the table having a height of up to 5 meters in the rainforest is known as the shrub layer.
What is the understory layer?The understory, a stratum made up of young trees, short species of trees, shrubs, and soft-stemmed plants, can be found many meters below the bottom of the canopy.
From rainforest to rainforest, the understory differs greatly. But compared to the canopy above it, it is darker, windier, and more humid everywhere.
Only splotches of sunlight are visible despite the rain that falls through the canopy. Here, shrubs with large leaves that thrive in the warmth, shade, and moisture flourish. In areas with more sunlight, smaller trees flourish.
Therefore, the warm, moist, and protected area beneath the leafy tree canopy is known as the understory.
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Which conditions are required for natural selection? Select three options.
A. Populations have genetic variation.
B. Organisms over produce offspring.
C. Environmental conditions remain stable.
D. Traits are passed on to only some of the offspring.
E. Nature selects favorable adaptations.
Final answer:
The essential requirements for natural selection include genetic variation within a population, overproduction of offspring, and nature selecting favorable adaptations that enhance survival and reproduction.
Explanation:
The conditions required for natural selection are crucial in understanding how evolution shapes life. For natural selection to occur, three main conditions must be met:
Populations have genetic variation: This means that individuals within a population have different characteristics, and these differences are heritable. Genetic variation provides the raw material on which natural selection can act.Organisms overproduce offspring: Species tend to produce more offspring than can survive. This results in competition for resources because not all individuals can or will survive and reproduce.Nature selects favorable adaptations: The environmental challenges and resource limitations mean that individuals with traits that provide a survival and reproductive advantage are more likely to pass those traits on to the next generation.Therefore, the correct options are A, B, and E.
How is the reaction described where energy is absorbed because of a chemical reaction?
Answer: endothermic
Explanation:
An endergonic reaction is a chemical reaction where energy is absorbed. It is characterized by having a positive ΔG value, indicating that the products contain more free energy than the reactants. This is in contrast to exergonic reactions that release energy.
Explanation:The reaction in which energy is absorbed due to a chemical process is called an endergonic reaction. An important characteristic of endergonic reactions is that they have a positive ΔG value, meaning that the products of the reaction have a higher amount of free energy than the reactants. This absorption of energy makes the reaction non-spontaneous, indicating that it won't happen without an input of free energy.
On the contrary, exergonic reactions release energy. An example of this is the catabolism of foods, where energy stored in the food is released for the body's use.
Endergonic and exergonic reactions can be represented on energy diagrams to show the difference in energy levels between the reactants, the transition state, and the products, thus depicting the activation energy and enthalpic change of the reaction. Endothermic processes are another kind of chemical reaction that absorbs heat rather than energy.
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Sexual reproduction produces offspring ___.
A. Similar to parents but also genetically unique
B. Genetically identical to the parents
C. With the same genotype as the parents
D. That are clones of the parents
(Please leave explanation)
In pea plants, the gene for the color of the seed has two alleles. In the following Punnett square shown below, the dominant allele (Y) represents yellow and the recessive allele (y) represents green.
Based on the Punnett square, what percentage of offspring would be expected to have yellow seeds?
a. 0%
b. 25%
c. 50%
d.100%
Answer:
100%
Explanation:
Y y
Y YY Yy
Y YY Yy
HELPPP PLEASE ASAP! Choose all the answers that apply.
The troposphere:
is the hottest layer
contains the earth's weather
begins at the earth's surface
is the coldest layer
has very stable air
Answer:
Hello, I am pleased to present the correct answer darlings;
begins at the earth's surfacecontains the earth's weatherWhich of the following is not one of the Earth's cycles?
A) carbon cycle
B) nitrogen cycle
C) water cycle
D) soil cycle
Answer:D
Explanation:
pls help me with this question its science?
Answer:
The blank under the brain is the liver,
The blank under the lungs is a stomach
The urinary system helps collect any left over fluids. these fluids could include toxins and poisons.
The kidneys are one organ included in the urinary system. The kidneys filter out bad fluids then send them to the bladder to be exterminated of.
On the bottom, The third box would have a 1 in it
The second box would have a 2 in it
The first box would have a 3
the fourth box would have a fourth
Hope this helps
please mark brianliest!
Which of these was the MOST important feature of the Meiji Restoration in Japan?
es )
The capitol was moved from Kyoto to Tokyo.
Power was centralized with a goal of creating a modern economy.
The influence of the Samurai and their code of honor were diminished.
D)
Foreign visitors were expelled and students studying abroad were recalled.
Answer:
Power was centralized with a goal of creating a modern economy.
Explanation:
The most important feature of the Meiji Restoration in Japan is the modernization of the country. In this period, various institutions are modernized such as banking system, system of justice in the courts and infrastructure i. e. railway roads are built across the country which is a main transportation in many countries and contribute in the economy of the country. Due to this modernization, Japan became a powerful country.
3. Would you say the Hocking River is a young, mature, or old stream? Why?
Answer: I don’t know much about hocking river but you could try looking it up ?
Explanation:
Explain the role of enzymes in biochemical reactions
Catalysts are biological substances that alter the rate of a chemical reaction. Catalysts include, for example, enzymes.
What are enzymes?Enzymes are composed of lengthy chains of amino acids connected by peptide bonds, making them proteins.
Substrates are the constituents of a reaction that is catalyzed by an enzyme. Enzymes must first bind to a substrate to function.
A region of the enzyme known as the active site is where substances bind. Similar to a puzzle piece or a lock and key, the active site's form must match that of the substrate.
Therefore, Catalysts are biological substances that alter the rate of a chemical reaction. Catalysts include, for example, enzymes.
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Which of the following best defines a gene pool
Answer:
what are the answers
Explanation:
Answer:
sum of all genetic traits in a population's individuals in a given time.
Please help me with the question in the photo.
The answer can either be...
A) binary fission
B) budding
C) transformation
D) asexual reproduction
I think it’s transformation, but I’m not sure.
yeah it's not A because that's for one cell multiplying itself to make another one pretty much, and it's not B because is not growing from another plant so yeah I would say its C
Answer:
Yep, your assumption that it's transformation is right
If water is continuously moving through the water cycle, why is it so important to conserve water?
A) Most of the water is stored in the oceans.
B) Industrial pollution speeds up the hydrological cycle.
C) It can take decades for water to become drinkable again.
D) Global warming is causing the water to become undrinkable.
Answer:
A)
Explanation:
It is important to conserve water because it can take decades for water to become drinkable again. Thus, the correct option is C.
What is the water cycle?The Water cycle may be defined as a biogeochemical cycle that involves the continuous movement of all the water and its derivatives compounds within the earth and atmosphere.
It is the property of water that it takes a lot of time to be replenished naturally. So, people utilize the freshwater of our planet by directly conserving it through different modes.
Most of the water on our planet is undrinkable because it is salty. Apart from this global warming also affect the cycling of water. So, it is required for the people to conserve water very efficiently.
Therefore, it is important to conserve water because it can take decades for water to become drinkable again. Thus, the correct option is C.
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Explain the 4 types of chromosomal mutations.
Which has greater thermal energy a pot of water or a cup of water? Support your claim
Answer:
A pot of water
Explanation:
Thermals energy is the energy that is generated and measured by heat. If the pot is hot from being on a stove there is heat making the thermal energy higher than the room temperature cup of water.
6. Darwin was buried in Westminster Abbey next to Sir Isaac Newton. Describe the significance of this honor.
The honor of being buried in Westminster Abbey is reserved for the most important and influential figures in British history. Sir Isaac Newton, a renowned physicist and mathematician, and Charles Darwin, a famous biologist and naturalist, were both giants in their respective fields and contributed significantly to the advancement of scientific knowledge.
What are Westminster Abbey and Sir Isaac Newton?The honor of being buried in Westminster Abbey is reserved for individuals who have made significant contributions to British society and culture. As one of the most renowned scientists in history, Charles Darwin's burial in Westminster Abbey was a recognition of his contributions to science and the impact of his work on the world. This honor also reflected the growing acceptance of Darwin's theory of evolution and its role in shaping scientific thinking.
Hence, the honor of being buried in Westminster Abbey is reserved for the most important and influential figures in British history. Sir Isaac Newton, a renowned physicist and mathematician, and Charles Darwin, a famous biologist and naturalist, were both giants in their respective fields and contributed significantly to the advancement of scientific knowledge.
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the rock cycle is defined as what?
The process in which igneous rocks are moved by erosion
The process in which rocks are formed, change, and break down
The process that changes igneous rocks and sedimentary rocks into metamorphic rocks
The process that changes metamorphic rocks into sedimentary rocks
The process that changes sedimentary rocks into igneous rocks by weathering
Explanation:
The three processes that change one rock to another are crystallization, metamorphism, and erosion and sedimentation. Any rock can transform into any other rock by passing through one or more of these processes. This creates the rock cycle.
Which of the following organisms is NOT part of a trophic level?
a. decomposers
b. consumers
c. sunlight
d. producers
Answer:
C. Sunlight
Explanation: sunlight is not considered an organism.
Which statements describe examples of how science and technology benefit society? Check all that apply.
The publication of a study confirms the existence of an earthquake fault line.
The creation of new oil fracking methods reduces gasoline costs at the pump.
The invention of Bluetooth encourages automakers to create hands-free devices.
Concerns about health effects from smog are monitored by well-established methods.
Emissions of greenhouse gases promote innovative ideas to monitor environmental effects.
Mark this and return
Save and Exit
Next
Submit
Submit
Explanation:
Science and Technology is playing major role in making new inventions in almost all the fields.This has made life easy and also live betterIt has increased the comfort of life and also played major role in the field of medicine too.There were so many tools and techniques to treat people more effectively.These tools reduce the loss of death due to delay in identifying the root cause and hence increase the life span of the living being.Which air pollutant scars the lungs?
a. asbestos
b. fungi
c. ozone
d. radon
Answer: A (asbestos)
Explanation: Inhaling asbestos for prolonged periods of time, can result in lung damage.
What gas do animals give off in the light?
Answer:
Animals give off carbon dioxide and plants make oxygen by carbon dioxide.
1. What invention was an early step in the discovery of cells?
a. Who was the first scientist to identify cells and name them?
Answer:
1. The microscope.
a. The first scientist to identify cells and name them was Robert Hooke
The microscope was a critical invention in the discovery of cells. Robert Hooke first identified and named cells in 1665, while Anton van Leeuwenhoek was the first to see living cells. These discoveries highlighted the cell as the fundamental unit of life.
The invention that was an early step in the discovery of cells was the microscope. In 1665, Robert Hooke was the first scientist to identify and name cells. He used a compound microscope to observe a thin slice of cork, within which he saw structures that appeared to him like a honeycomb. These structures were the dead cell walls of plant cells, and he coined the term "cells" to denote the small, room-like structures he observed.
Following Hooke, Anton van Leeuwenhoek advanced the study of cells. He was skilled in crafting microscopes and was the first person to observe and describe living cells, including bacteria, which he referred to as animalcules. Leeuwenhoek's observations of microorganisms were significant because they expanded the understanding of the cellular composition of life. Overall, the development of the microscope was crucial to the discovery of cells. This instrument allowed scientists to see the small structures that make up living organisms, leading to important contributions to what is now known as the cell theory.
Can someone please explain and help me with this question 1. As an alien taxonomist, it is your responsibility to classify these existing organism types.
a. Create a taxonomic scheme using only kingdom, phylum, genus, and species. The intermediate categories have been eliminated since the total number of species has been drastically reduced. (Two Kingdoms are recommended). Be sure to include the number of the organism with the scheme.
b. Create Latin-sounding names for each organism. Remember, these will be scientific names and will include the genus and species classification. The species name should reflect a characteristic of the organism. Written in this form: Genus species (genus capitalized, species remains lower case, entire name is italicized if typed or underlined if handwritten). 1. Taxonomical scheme: First, divide up all your organisms into two kingdoms based on shared characteristics, then break each kingdom into phyla. From there, you can decide how many genera you want in each phylum, then assign species to each genus.
Here are some examples to get you started as well as a blank guide.
2. AMBLYS
ACUTUS
AGRESTUS
AMBIGUUS
1. Chemosynthetic Goldfish
Kingdom: Anamila
Phylum: Similia
Genus: Pollutio
Species: Converte
.
Final answer:
In the Linnaean taxonomic classification system, organisms are categorized in a hierarchical structure from domains down to species, with binomial nomenclature used for scientific naming. To classify alien organisms, divide them into two kingdoms and further into phyla, genera, and species, assigning Latin-sounding names that reflect characteristics of each species.
Explanation:
The taxonomic classification system, also known as the Linnaean system, is a hierarchical model used to classify organisms. The inventor of the modern classification system is Carl Linnaeus, a Swedish botanist, zoologist, and physician. Organisms are first divided into three large categories called domains: Bacteria, Archaea, and Eukarya. Each domain contains multiple kingdoms, such as the kingdom Plantae, kingdom Animalia, and kingdom Fungi within domain Eukarya. The subsequent categories of increasing specificity are phylum, class, order, family, genus, and species. "Binomial nomenclature" refers to the two-part scientific naming of organisms, where the first part of the name indicates the genus and the second indicates the species. The genus name is always capitalized and the species name is lowercase, and when written, both parts are either italicized or underlined. A species is the most specific category in taxonomy and is defined as a group of organisms capable of interbreeding and producing fertile offspring.
For the task of classifying alien organisms and creating a taxonomic scheme, one should divide all organisms into two recommended kingdoms based on shared characteristics. Then, each kingdom should be divided into phyla, and phyla into genera (plural of genus), which further break down into species. For instance, if there are organisms similar to terrestrial plants and animals, one kingdom could be named Plantae and the other Animalia. Within Plantae, one might have a phylum named 'Photophylla' for organisms that perform photosynthesis, with a genus 'Chloroflorum' and a species 'verdantis' for a green-leafed organism, resulting in the scientific name Chloroflorum verdantis. Similarly, the kingdom Animalia could have a phylum 'Cursivora' for fast-moving creatures, with a genus 'Veloxiped' and a species 'rapidus', resulting in the scientific name Veloxiped rapidus.
What molecule contains an organism's genetic material, passed down from parents to their offspring
A.Lipid
B.DNA
C.Rna
D.Protein
Answer:
B. DNA
Explanation:
Lipids are molecules made of fatty acids. They store energy in your body to use later.
DNA is the a molecule that contains hereditary information which is passed down from parent to child.
RNA sends signals to DNA and ribosomes in order to make proteins.
Proteins do many things in your body such as producing hormones, providing structure, etc. In general, they regulate a lot tissues.
Hope this helped. :)
Homeostasis _____. 22 points if you help
a .occurs only at the cellular level B.is the maintenance of internal conditions c.is a process unique to eukaryotes D,all of the above
Answer:
B
Explanation:
Homeostasis is defined as a regulating process to maintain balance within the body systems. It is to maintain the interior conditions and ensure that nothing goes wrong or out of the ordinary. Choice B matches this.
A is incorrect because homeostasis can occur both at the cellular level and at the system level.
C is incorrect because homeostasis actually occurs in prokaryotes, as well.
D is incorrect because both A and C are wrong.
Hope this helps!
Fill in the complementary bases that would match up with the strand below
according to the base-pair rule. ATCCAG*
Your answer
The nasal meatus are formed by what bones??
Answer:
ethimoid bone
Explanation:
Jamal’s father and grandmother are both diabetic. Jamal shows no signs of diabetes.
Which most likely explains why Jamal never suffers from diabetes even though he has the genes that can cause it?
He got the diabetes genes from his father.
He refrigerates his food so it will not spoil.
He lives in a city with good air quality.
He makes healthy lifestyle choices.
Answer:
D
Explanation:
Answer:
D
Explanation:
Process of Elimination:
A is incorrect; it suggests that he has diabetes
B is incorrect; the quality of his food doesnt affect his glucose levels
C is incorrect; air quality has no correlation to his glucose levels
D is correct; diabetes ( type 2 ) is caused by unhealthy lifestyle, therefore we can assume he has a healthy lifestyle because he has no diabetes
Which are functions of the skin? Check all that apply.
A) helps control body temperature
B) moves parts of the body
C) serves as a barrier of protection
D) releases waste materials
E) produces vitamin A
F) gives the body support and shape
Answer:
the answer is A. C. D
Explanation:
I took the test
Answer:
A, C, and D
Explanation: