Only males can be carriers for X-linked recessive traits, False, it should read "Only females can be carriers for X-linked recessive traits."
<h3>What is an allele in a gene?</h3>
An allele is defined as an allele is a variant form of a gene.
For example, if both of your parents have green eyes, you might inherit the characteristic of green eyes from them.
Or if your motherhas freckles, you might have freckles too because you inherited the characteristic for freckles
Thus, option "A" is correct.
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Answer:
The answer to your question is a
No population or organism is perfectly adapted. ... The population or individual does not "want" or "try" to evolve, and natural selection cannot try to supply what an organism "needs." Natural selection just selects among whatever variations exist in the population. The result is evolution.
Answer:
The answer is <em>homo</em><em> </em><em>sapiens</em><em> </em>
according to criteria such as salinity, depth, and whether the water is flowing or standing