Answer:
The correct answer is -
a. a red-eye male as their next offspring? = 25%
b. a black eye female as their next offspring? = 25%
Explanation:
The given question says that in flies the red eye color is a sex-linked recessive trait which means it will only appear in the presence of two copies of the recessive allele in females and one copy of recessive allele in male as there is only one copy of X chromosome is present in males the other chromosome is Y.
So, the genotype of carrier mom would be XaXA and normal black eye male would be XAY, then cross between these flies:
XA Y
Xa XaXA XaY
XA XAXA XAY
On the basis of red eye male would be XaY = 1/4 = 25%
and the black eye female would be XAXA = 1/4 = 25%
Which phrase describes transmutation?(1 point) the conversion of protons to neutrons through nuclear changes the conversion of one substance to another through chemical changes the conversion of an atom of one element into a different element through nuclear changes the conversion of energy to matter through chemical changes
Answer:
B
Explanation:
PLEASE MARK AS BRAINLIEST!!!!!Transmutation is conversion of an atom of one element into different element through nuclear changes.
Transmutation consists of the conversion of stable nuclei into other nuclei if they are bombarded by fast particles.
Specifically, an atom can be transmuted by making particles or atoms collide with it at high speed, that is, to accelerate a particle is to increase its speed by some mechanism that imparts energy to it.
Thus, the transmutation of an element requires that there be a change within its nucleus, and in particular in the number of protons.
The neutrons or protons must have enough energy to overcome the nuclear forces that prevent their passage or exit from the nucleus of the atom to be transmuted.
Therefore, we can conclude that transmutation is conversion of an atom of one element into different element through nuclear changes.
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helppppp answer the question at the bottom
Yes, you should expect differences because animals use their body temperature to keep them either cool or warm from the environments they live in. You wouldn't expect a big change from an insect like a bee because the environment Isn't that warm or cold.
Why do you think that some people didn't initially believe that climate change was taking place?
What kinds of reasons might make people reject the idea
Answer:
becayse
Explanation:
yes becuase rhat grrrrr
plz help me with why
An apple, potato, and onion all taste the same if you eat them with your nose plugged
Answer:
the flavor will neutralize
Explanation:
if you're plugging your nose, it blocks most of the taste out of a food item. so while biting into an onion while plugging your nose, it will neutralize the strong flavor and make it taste more like an apple or potato since they have very similar textures. hope this helps!
make a claim about how the metabolic rates of endotherms compare with those of ectotherms of similar mass. support ur claim with at least three pairs of data points from the graph
Endotherms have higher metabolic rates compared to ectotherms.
Endotherms include organisms that can regulate their own temperature. Some examples are:
RabbitsDogsKangaroosChimpanzeesOn the other hand, ectotherms depend on sunlight or heated surfaces to regulate their temperature. Some examples are:
PythonsCodCrocodilesLizardsIn general, endotherms have higher metabolic rates. Let's see some examples:
The Gila monster and the partridge both weigh about 800 grams but the partridge (endotherm) has a metabolic rate of 3 joules/s, while the Gile monster (ectotherm) has a metabolic rate of 0.2 joules/s.The python and the raven both weigh about 2000 grams, but the raven (endotherm) has a metabolic rate of 8 joules/s, while the python (ectotherm) has a metabolic rate of 0.2 joules/s.The rabbit and the sandbar shark both weigh about 6000 grams, but the rabbit (endotherm) has a metabolic rate of 8 joules/s, while the sandbar shark has a metabolic rate of 1.5 joulse/s.Learn more about endotherms in: https://brainly.com/question/1092272
List and describe the cell phases that go through assuming they complete mitosis
Answer:
There are four stages of mitosis: prophase, metaphase, anaphase and telophase.1) Prophase: chromatin into chromosomes, the nuclear envelope break down, chromosomes attach to spindle fibres by their centromeres 2) Metaphase: chromosomes line up along the metaphase plate (centre of the cell) 3)
Explanation:
science a:Class B;kingdom c:order or d:phylum
Answer:
A. Class
Explanation:
Kingdom can be answered but the most specific is class
Summarize information about apoptosis
Answer:
Explanation:
One purpose of apoptosis is to eliminate cells that contain potentially dangerous mutations. If a cell's apoptosis function is not working properly, the cell can grow and divide uncontrollably and ultimately create a tumor
which of these three human chromosomal abnormalities--down, patau, or edwards syndrome--has the longest average survival time? why is that the case?
Answer:Down syndrome, because trisomy 21 involves the smallest chromosome of the three.
Explanation:
which stage of mitosis is characterized by the disintegration of mitotic spindles and the formation of two new nuclear membranes?
Answer:
telophase
Explanation:
the last stage of mitosis
mammalian cells that are membrane-bound, circular, biconcave discs that have no nuclei at maturity are called __.
Blood cells are membrane-bound, circular, biconcave discs that have no nuclei at maturity.
What are blood cells?Blood cells are round, disc shaped cells, that constitute the blood.
There are three types of blood cells:
White blood cells (monocytes, lymphocytes, neutrophils, eosinophils, basophils, and macrophages) Red blood cells (erythrocytes)Platelets.The red blood cells help to carry oxygen to the body.
White blood cells help in immunity of the body.
The platelets involve in the process of hemostasis.
Thus, the correct option is blood cells.
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do plants and animals have eukaryotic or prokaryotic cells?
Answer:
eukaryotic
Explanation:
because they have nuclei
Answer:
They both have Eukaryotic cells
Explanation:
They both contain nuclei
What is a snake that eats a mouse an example of?
predation
competition
mutualism
parasitism
Answer:
Predation
Explanation:
A snake that eats a mouse an example of predation.
A snake that eats a mouse is an example of predation. Predation is an ecological interaction where one organism (the predator) kills and eats another organism (the prey). Hence option A is correct.
What is predation?Predation is an ecological interaction between two organisms in which one organism (the predator) hunts, kills, and eats another organism (the prey). It is a form of consumption where the predator obtains nutrients and energy from the prey, while the prey is typically harmed or killed in the process.
In this case, the snake is the predator and the mouse is the prey. Predation is a natural and common interaction in many ecosystems, and it can have significant effects on population dynamics and community structure.
It can help regulate prey populations, prevent overgrazing, and promote species diversity.
Predators have evolved various adaptations to catch and kill their prey, while prey has evolved various defenses to avoid being eaten, such as camouflage, warning coloration, and physical or behavioral defenses.
Hence option A Predation is correct.
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Give an example of an ethical question related to people and their interactions with the environment.
Answer:
Global warming, global climate change, deforestation, pollution, resource degradation, the threat of extinction are few of the issues from which our planet is suffering. Environmental ethics are a key feature of environmental studies that establishes the relationship between humans and the earth.
There are many ethical decisions that human beings make with respect to the environment. For example: Should humans continue to clear cut forests for the sake of human consumption? Why should humans continue to propagate its species, and life itself? Should humans continue to make gasoline-powered vehicles?..................
in terms of structure, how do channel proteins differ from carrier proteins?
Answer:
Moreover, carrier proteins can carry out both active and passive transportation of solutes, whereas channel proteins bring about passive transport only. Both carrier proteins and channels proteins also differ in their chemical composition - whilst the former are glycoproteins, the latter are lipoproteins.
Explanation:
hope this helped you if it did please mark brainiest
Carrier proteins can carry out both active and passive transportation of solutes, whereas channel proteins bring about passive transport only.
What are the functions of carrier proteins?Carrier protein is a type of cell membrane protein involved in facilitated diffusion and active transport of substances out of or into the cell. Carrier proteins are responsible for the diffusion of sugars, amino acids, and nucleosides.
Moreover, carrier proteins bind specific solutes and transfer them across the lipid bilayer by undergoing conformational changes that expose the solute-binding site sequentially on one side of the membrane and then on the other.
Membrane carrier proteins are important transmembrane polypeptide molecules which facilitate the movement of charged and polar molecules and ions across the lipid bilayer structure of the cell membranes.
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Protein pumps are efficient because they
(Plz help)
In reference to the options listed in the image, we can say that protein pumps are efficient because they can move two types of molecules, which makes option B correct.
A protein pump is a kind of protein, often found in the cell membrane, that has the capability to pump specific substances in and out of the cell. Most of the processes that happen at the cellular level are naturally optimized for efficiency, even when the process consumes energy, as is the case with the protein pump.
The reason that the protein pump is considered efficient lies in how it uses the energy. Despite being an active process that consumes ATP to function, protein pumps are considered efficient because they can move two types of molecules at the same time, using the same molecule of ATP. This allows the cell to get more done for the same amount of energy.
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I AM GENEROUS PLZ HELP BRAINLIEST
What is the name of the process that is cell division for the cells involved in reproduction (sperm cells in male organisms and egg cells in female organisms)?
cytokinesis
replication
meiosis
mitosis
Answer:::::::::::: Meiosis………
Answer:
replication or mitosis
what part of the brain is responsible for thirst and hunger
Hi there! The part of brain responsible for thirst, hunger, and sleep patterns is known as the hypothalamus.
Have a great day!
what medications test positive for methamphetamemes?
Answer:
Ritalin (methylphenidate) and Adderall are used to treat ADHD, and are well known to cause a false positive for amphetamines and methamphetamines.
HELP
What trees produce the most oxygan
Answer: It Banyan Tree
the eukaryotic cell organelle that most resembles a bacterial cell is the
Answer:
mitochondria
Explanation:
Both bacteria and mitochondria have their own cell
Question 1 (2 points)
What is the molecule that is created in photosynthesis that stores chemical potential energy that is later broken
down into ATP in cellular respiration?
a
plants
b
glucose
с
oxygen
d
carbon dioxide
Explanation:
In the process of photosynthesis, plants and other photosynthetic producers create glucose, which stores energy in its chemical bonds. Then, both plants and consumers, such as animals, undergo a series of metabolic pathways—collectively called cellular respiration.
Answer:glucose
с
Explanation:
can i have some help on this question as well? thank you so much
Answer:
A= amino acid
B= monosaccharide
C= steroid
D= fatty acid
E= phospholipid
Explanation:
hope that helps:)
Name two types of cells
Answer:
Animal cells and plant cells
what human activities have thrown the carbon cycle off balance?
Answer:
burning fossil fuels
Explanation:
As people burns fossils fuel, the carbon cycle is obstructed and the atmospheric conditions tempered with
The body is protected against harmful flu
viruses by
(1) red blood cells and hormones
(2) white blood cells and antibodies
(3) white blood cells and enzymes
(4) red blood cells and antibodies
Answer:white blood cells and antibodies
Explanation:White blood cells include lymphocytes (such as B-cells, T-cells and natural killer cells), and many other types of immune cells.
Here is a picture of the Amazon rain forest. Which aspect of this rain forest is
a biologist likely to study?
A. The species of plants found in the rain forest
B. The source of the river running through the rain forest
C. The pH of the river running through the rain forest
D. The rocks found throughout the rain forest
Answer:
A. The species of plants found in the rain forest
Mark me as the brainlist
will mark brainlyist if right
What chemical change occurs to ATP when it reacts with water and releases energy?
a
The ATP molecule loses a phosphate, becoming ADP.
b
ATP binds to chlorophyll to allow plants to use the sun's energy.
c
The ATP molecule gains a phosphate, becoming ADP.
d
The ATP molecule becomes membrane bound as a sodium-potassium pump.
Answer:
the other person was right
Explanation:
a. the ATP molecule loses a phosphate become ADP
what part of the nucleotide forms the rungs of the ladder
Which coast of North America would you expect you to have a cooler overall climate
Answer:
east coast
Explanation:
During the winter, land is much colder than the oceans. When the westerly winds blow over it, the air cools substantially. By the time it reaches the East Coast, the moist air is cold enough to convert into snow. Thus, the East Coast experiences extreme cold weather during the winter.
Answer:
East Coast
Explanation: