Answer:
C, a questioned sample
Explanation:
A what is a scientific instrument used to sense and record movements in Earth's Lithosphere?
Answer: seismograph
Explanation:
For plant stem length, the dominant allele for height is T and the recessive allele is t. If a heterozygous parent for tall stem length crossed with a homozygous recessive parent for short stem length, what would be the phenotypes of the offspring? Include the probability percentages or fractions in your answer.
For a plant stem and a domain allele, the height is set to T and the excessive allele is t. If the tall plant is means that the allele for T and t is 50% short and 50% small.
Hence the offspring would be the short stem.
The hetero parent for the tall (Tt) is crossed with a parent recessive (tt) The percentages are 25% for the tall stem and the 75% chance for a short stem plant.Learn more about the For plant stem length.
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What would happen to the cell or organism if the protein is changed as a result of the mRNA being produced incorrectly?
A. The cell or organism will definitely have changes
B.The cell or organism may or may not have any noticeable changes
C.The cell or organisms life expectancy will drastically decrease
D.The cell or organism will not have any changes
Answer:
B. The cell or organism may or may not have any noticeable changes.
Explanation:
Some mutations can cause small changes, if any, such as different colored hair, or they can cause massive changes such as uncontrollable cell division, AKA cancer. Mutations are random so nothing is definite.
The mutation is the alteration in the nucleotide sequence or the proteins. If mRNA is incorrectly produced and alters the protein then there may be or may not be any noticeable changes. Thus, option B is correct.
What is mutation?The mutation is the state in which the bases or the amino acids coding the proteins during the mRNA translation are altered due to mutagens, genetic error, etc.
The mutation in the protein may or may not cause any change as some changes are not noticeable and very small, while some alterations may be big and dangerous.
Therefore, the mutation in the proteins may or may not be noticeable.
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What part of the brain is primarily responsible for monitoring blood
glucose levels and causing chemical reactions to spur us to eat when
glucose levels are low?
Answer:
Ventromedial hypothalamus.
Explanation:
Ventromedial hypothalamus is a part of the hypothalamus in the brain that is responsible for controlling blood glucose levels. It stimulate the pancreas to release hormones like insulin which stabilize the blood glucose levels.
The hypothalamus also stimulate the adrenal gland to make and release cortisol in the blood which increase blood glucose levels when it is low.
To recharge your cell phone you plug it into an electrical outlet for several hours. The electrical energy is stored as ____ energy until you are ready to use the phone A. radiant B. Thermal C. Nuclear D.chemical
The electrical energy is stored as chemical energy within the phone's battery.
When you plug in your cell phone to recharge, the electrical energy from the outlet is stored as chemical energy in the phone's battery. This energy is released through chemical reactions when the phone is used.
A scientist is studying the population of a particular species of beetle in an ecosystem. The beetles currently have an estimated population of 11,500 individuals on a wildlife preserve of 115 hectares. (One hectare is equal to 2.47 acres of land.) The scientist calculates the carrying capacity at 14,600 individuals.
Part A
Factoring a death rate from natural causes and predation, the beetle population increases approximately 5% each year. Use the Table button to create a table showing the estimated population for each year, starting with the current population and stopping when you’ve reached or exceeded the carrying capacity.
Answer/Explanation:
Given an estimated beetle population of 11,500, of which it is estimated to increase approximately by 5% each year, we can calculate the estimated population for each year as follows:
Year Calculation Est. Population
1st yr (current yr) 11,500
2nd yr 11,500*105% 12,075
3rd yr 12,075*105% 12,679
4th yr 12,679*105% 13,313
5th yr 13,313*105% 13,979
6th yr 13,979*105% 14,678
The above is how the table would like showing the estimated population for each year.
Answer:
To find the population of beetles each year, we multiply the previous year’s population by 105% (100% + 5%).
Year Population
1 11,500
2 12,075
3 12,679
4 13,313
5 13,978
6 14,677
Explanation:
answer on PLATO
4. How many chromosomes would be in an offspring?
Answer:
46
Explanation:
In a human egg or sperm, there are 23 chromosomes, one of which is an X or Y. A human egg is haploid (has 23 chromosomes) and a sperm is haploid (has 23 chromosomes). Upon fertilization, the new baby now has the 'correct' human number of 46 chromosomes in each of its somatic cells.
Answer:
There would be 46 chromosomes in an offspring.
Explanation:
This is because an offspring inherits 23 from its mother and 23 from its father.
What type of offspring are produced by asexual reproduction? *
Answer:
Asexual reproduction produces offspring that are genetically identical to the parent because the offspring are all clones of the original parent. This type of reproduction occurs in prokaryotic microorganisms (bacteria) and in some eukaryotic single-celled and multi-celled organisms.
Asexual reproduction produces offspring that are genetically identical to the sole parent, resulting in clones. Such reproduction is found in various species and can occur via methods like binary fission, fragmentation, budding, and parthenogenesis. Although this allows for quick population growth in stable environments, it limits genetic diversity.
Explanation:Asexual reproduction results in offspring that are genetically identical to the single parent and to each other. This means the resulting offspring are clones of the original parent. Different methods of asexual reproduction include binary fission, fragmentation, budding, and parthenogenesis, which vary among species but share the commonality of not requiring the genetic exchange that occurs in sexual reproduction. While this type of reproduction can be advantageous in stable environments where rapid population growth is beneficial, it lacks genetic diversity, which can be problematic when adapting to changing environments or resisting diseases.
Examples of organisms that reproduce asexually include bacteria that utilize binary fission, sea stars, and sea anemones that can regenerate from fragments, and some plants that can produce genetically identical offspring through budding or fragmentation.
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The phases of the moon depend on how much of the lighted side of the moon can be seen from Earth
Please select the best answer from the choices provided
OT
OF
TRUE because the earth and moon are always rotating, therefore we see different parts based on where we are at.
Answer:
True
Explanation:
I took the test hope this helps
The holes left behind in a rock by a crawling worms are
how is a scientific law different from other laws in society?
a. a scientific law is what scientists have decided should be forced to happen in nature.
b. a scientific law is a rule about how to treat and punish people.
c. a scientific law serves to protect people, property, and nature from harm.
d. A scientific law describes what always happens under specific conditions in nature.
Answer:
D
Explanation:
Answer:
D I’m taking the same test
Explanation:
Which part of cannabis contains the least amount of thc?
11. What language are most genus and species names?
Answer:
The answer is Latin. Scientist use Latin names.
What is the definition of photosynthesis
Answer:the process by which green plants and some other organisms use sunlight to synthesize foods from carbon dioxide and water. Photosynthesis in plants generally involves the green pigment chlorophyll and generates oxygen as a byproduct.
Explanation:
Hey there!
Photosynthesis is the reaction that converts light energy to chemical energy in sugar and carbohydrates. Humans can't eat sunlight, so we eat plants. Plants convert the energy in the sunlight into chemical energy using chlorophyll. Chlorophyll is a molecule produced by plants, algae, and cyanobacteria, which aids in the conversion of light energy into chemical bonds. It is the green pigment found in the chloroplasts of higher plants. They are a part of our ecosystem, and they are lower on the food chain.
Hope this helps!
Have a great day! :)
The model above shows a cell moving a substance into the cell using a protein to facilitate the transport. Which
substance is most likely being transported through the membrane with this method?
A protein is used to facilitate the transport of a substance into a cell, and the substance is most likely transported through the membrane using this method of facilitated diffusion.
What is facilitated diffusion and what is its significance?Facilitated diffusion is a type of passive diffusion in which the energy of the ATP is not used for the transport of the molecules from the outside to the inside, but there is a protein present on the cell surface that helps the movement of the molecule, and as this protein facilitates the movement, it is called "facilitated diffusion."
Hence, a protein is used to facilitate the transport of a substance into a cell, and the substance is most likely transported through the membrane using this method of facilitated diffusion.
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How big is the largest known asteroid? about 10,000 kilometers in diameter about 1,000 kilometers in diameter about 100 kilometers in diameter about 10 kilometers in diameter
Answer:
About 1,000 kilometers in diameter
Explanation:
How does the nervous system affect the excretory system?
O
A. The kidneys are controlled by signals from the brain.
O
B. Nerves connect the kidney to the bladder.
O
c. The excretory system removes wastes from nerve cell
O
D. Action potentials remove wastes from blood.
Answer:
The kidneys are controlled by signals from the brain.
Explanation:
i know better
Answer:
a
Explanation:
the kidneys are controlled by signals from the brain
______ are a group of cells that work together to perform a specific function
Answer:
tissue
Explanation:
Tissue
Answer:
✔ Tissues
Explanation:
:) its Correct i took a quiz
How does a scientist come up with the theory?
Answer: By reviewing extensive amounts of evidence that support a scientific explanation of phenomena. For example, Darwin's Theory of Evolution is supported because of the evidence and research of the finches in the galapagos islands that make sense in a scientific world that evolution does indeed exist.
Explanation:
Identifying the functions of the structures of the excretory system:
Identify the functions of the labeled parts
A
B
C
D
possible answers
produces urine
carries urine to the bladder
stores urine temporarily
excretes urine out of the body
Answer:
A Carries urine to the bladder
B excretes urine out of the body
C stores urine temporarily
D produce urine
Explanation:
Answer:
✓A: carries urine to the bladder
✓B: excretes urine out of the body
✓C: stores urine temporarily
✓D: produces urine
EXPLANATION: Its verified
Joseph is conducting an investigation an how two objects compare in mass, volume, and force with each other. When determining the gravitational between the two objects, which of the following characteristics of the objects should be considered?
Mass
Volume
State of matter
Shape
Answer:
Mass
Explanation:
Joseph is looking at how the mass, volume, and force of two objects compare to one another. When calculating the gravitational force between them and the mass of the object is taken into account.
What is gravitational force?Any two mass-containing objects are attracted to one another by gravitational force. In actuality, everything in the cosmos, including you, is pulling on every other object.
The mass of the objects and their separation from one another determine the gravitational force's strength.
The gravitational pull that different masses have on one another The force of gravity between the objects doubles if one of the masses is doubled grows, the gravitational force diminishes.
Therefore, studying the gravitational force mass of the object is necessary to study, hence option A is correct.
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Which statements are true about skin cancer? Check all that apply. It can be caused by a mutation in normal cells. It can result from too much exposure to the harmful rays of the Sun. Skin cancer is found more frequently in people who have obesity. Most skin cancer cells multiply rapidly. Skin cancer can be treated in a variety of ways, including with chemotherapy.
Answer:
i know that it comes from harmful rays from the sun, and can be treated by chemotherapy. im not sure about the rest, and im pretty sure it is not more common in obese people.
Explanation:
What is the Topic of "Yuck Germs"?
Please help!
The diagram below shows the flow of organic matter through an ecosystem.
Put the organisms in order to show a path organic matter can follow as it moves from small fishes to crabs.
Answer:
small fish, tuna fish, dead animal material, crabs
Explanation:
Answer:
small fish, tuna fish, dead animal material, crabs
Explanation:
A food chain has four trophic levels. The fourth level has 10 hawks that are a natural predator to the snakes in the ecosystem. How much energy would be available in the first trophic level?
A.
1000
B.
100
C.
1
D.
10,000
Starting with 10 hawks at the fourth level, considering a 90% energy loss per level, we calculate 10,000 units at the first trophic level.
The energy available at each trophic level typically decreases by about 90% due to energy loss through metabolism, growth, and waste production. Starting with the energy available to the hawks at the fourth trophic level, we can estimate the energy at the first trophic level as follows:
Energy at 4th level = 10 hawks
Energy at 3rd level = 10 hawks / 0.1 = 100
Energy at 2nd level = 100 / 0.1 = 1000
Energy at 1st level = 1000 / 0.1 = 10,000
So, the correct answer is:
D. 10,000
The correct question is:
A food chain has four trophic levels. The fourth level has 10 hawks that are a natural predator to the snakes in the ecosystem. How much energy would be available in the first trophic level?
A. 1000
B. 100
C. 1
D. 10,000
Populations depend on and _____________________ with each other.
Answer:
The correct answer is "compete".
Explanation:
The missing options of this question are:
compete
fight
work
The correct answer is "compete".
Populations are defined as groups of living beings that live in a certain location. Usually, the term population is used to describe groups of persons, but it applies for groups of animals and plants as well. Populations depend on an compete with each other, either for resources, new lands or because they are natural enemies. Populations are constantly competing, which is the base of natural selection.
Answer:
Populations depend on and compete with each other.
Explanation:
The competition between organisms and species is an interaction where both parties are harmed either by an external factor such as territory, water, food ...
Studies show that competition regulates demographic rates between species in an ecosystem.
And according to evolutionary theory, this competition for an external or internal factor is important for natural selection.
Consequently, competition requires species to adapt to change to survive or they will be in danger of disappearing.
Which examples represent abiotic factors affecting biotic factors? Check all that apply.
-sediment builds up in a riverbed, slowing the river's speed.
-ash from a volcanic eruption kills new plant growth.
-a hungry raccoon consumes a freshwater clam.
-warm water from a nuclear power plant causes overgrowth of algae.
-a river floods and deposits tree pollen along its banks.
Answer:
B-ash from a volcanic eruption kills new plant growth.
D-warm water from a nuclear power plant causes overgrowth of algae.
E-a river floods and deposits tree pollen along its banks.
Explanation:
Ecosystem consist of biotic and abiotic elements. Biotic refers to all living organisms while abiotic refers to all non-living elements of the environment. Living organisms depends on abiotic factors such as light, temperature, water and soil etc for their growth and survival. In the above answer, Ash of volcano, warm water and rivers are abiotic elements while plant, algae and pollen are biotic elements.
The non-living chemical and physical components that are part of the ecology and environment is called abiotic factor while biotic factors are living organism that is part of the ecosystem.
The correct examples are:
Option B. Ash from a volcanic eruption kills new plant growth.Option D. Warm water from a nuclear power plant causes the overgrowth of algae.Option E. A river floods and deposits tree pollen along its banks.The effects can be explained as:
Abiotic factors like temperature, water, air, soil etc. affect the biotic factors like plants and animals of an ecosystem.Ash from volcanoes and warm water discharged from nuclear plants are abiotic factors that affect the growth of biotic factors like plant and algae.Thus, options B, D and E are correct choices.
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please help very easy, will brainly, and etc
Answer:
B is the answer.Explanation:
There is an abundance of butterflies - this is because the butterflies correspond to the violet flowers.
How might a change in the strength of Earth’s magnetic field impact life on Earth?
Answer: i don`t know that much but
Explanation: if the magnetic field of the earth is decreasing year by year at one point it would be so weak that everything on earth would float here and there. the ocean of the earth would also float and as the ocean is one third of the earth the most of the earth would be covered in just floating water.
What can conservation biology and restoration ecology accomplish (according to the video)? 1. Preserving endangered species 2. Conserving ecosystems and remediating pollution 3. Saving ourselves from ourselves 4.
Restore balance to biogeochemical cycles
Conservation biology and restoration ecology can accomplish all of the options listed.
Option 4 is correct.
Preserving endangered species: Conservation biology focuses on understanding and preserving endangered species by studying their populations, habitats, and threats they face.
Conserving ecosystems and remediating pollution: Conservation biology and restoration ecology play crucial roles in conserving ecosystems and addressing environmental pollution.
Saving ourselves from ourselves: This statement implies that conservation biology and restoration ecology address the human impacts on the environment and aim to mitigate the negative consequences of human activities.
Restore balance to biogeochemical cycles: Restoration ecology focuses on restoring the natural functions and processes of ecosystems, including biogeochemical cycles such as the carbon cycle, nitrogen cycle, and water cycle.
complete question:
What can conservation biology and restoration ecology accomplish (according to the video)? 1. Preserving endangered species 2. Conserving ecosystems and remediating pollution 3. Saving ourselves from ourselves 4. All of the above