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spin [16.1K]
3 years ago
12

Hemophilia A is an X-linked recessive disorder characterized by lack of a functional Factor VIII, a protein involved in blood cl

otting. In one population, the frequency of the normal allele, X 1, is 0.98 and the frequency of the mutant allele that causes hemophilia A, X 2, is 0.02. What percentage of males in this population have hemophilia A?
Biology
1 answer:
faust18 [17]3 years ago
4 0

Answer:

2% of males in this population have hemophilia A?

Explanation:

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<span>1. List five observations Darwin made about the Amblyrhynchus lizards.

a. They measure about 2-3 feet long.
b. They are cold-blooded.
c. They feed on crab and sea lion feces.
d. They are the only marine iguanas in the world.
e. Their nostrils are connected to salt glands that allow them to expel excess sea salt. 

</span><span>2. Describe two examples of structural adaptations that Darwin observed.

a. </span><span>Darwin discovered that finches in the Galapagos have thirteen different kinds of beaks. 
b. </span>Darwin observed two kinds of giant tortoises that are distinguished by the shapes of their carapaces (dome-shaped and saddle-shaped). 

3. <span>Describe two behavioral adaptations that Darwin observed.
</span>
a. <span>The marine iguanas have developed several ways of coping with the cold. At night, they huddle together for warmth. 
b. </span>In the face of famine, the marine iguanas have adapted by having the ability to shrink their body size. They are able to grow back to their original size once the food is supply increases.

4. <span>Explain how these observations influenced his theory of evolution?
</span>

These observations led Darwin to believe that if a certain trait is more advantageous in a specific environment, then the carriers of that trait are more likely to survive into adulthood and to generate offspring than those who do not have that trait. Eventually, the advantageous traits for a species will proliferate. Darwin later called this as "survival of the fittest".

6 0
3 years ago
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4. Owls have large eyes that enable it to see well at night. Both the hawk and the owl hunt similar things: small rodents or sna
xxTIMURxx [149]

Answer:

They avoid competing because owls are nocturnal as hawks are not. So that means owls are asleep in the morning while hawks are hunting, and hawks are asleep at night while owls are hunting.

Explanation:

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3 years ago
Can you help me with this bio questions
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Cryogenic cycle because it is the virus reproduction cycle
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3 years ago
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What kind of stem cells can develop into any kind of cells in the human body or
Anvisha [2.4K]

Answer:

a

Explanation:

pluripotent stem cell

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3 years ago
Translate the following DNA Strand:<br> GUC AUG UUU AGU UCC CUA UAG
Art [367]

Answer:

The complimentary strand of codons would be CAG-UAC-AAA-UCA-AGG-GAU-AUC.

Explanation:

C (Cytosine) pairs to G (Guanine).

Think of it as *C*ar in the *G*arage.

A (Adenine) pairs to U (Uracil).

Think of it as *A*pples *U*nder the tree.

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2 years ago
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