Answer:
C
Explanation:
<em>The possible genotype of his father is </em>
<em> and </em>
<em>.</em>
<u>For sex-linked traits, an affected man always inherit the affected allele from the mother. The other chromosome, which is the Y chromosome is always from the father and this confers maleness on individuals.</u>
The father of a man affected for a sex-linked trait can be affected for the same trait or otherwise. It does not have any bearing on the male child since the father only donates the Y chromosome to the male child.
Hence, in this case, the father can either be affected for the same trait (
) or be free from it (
).
The correct option is C.
Answer:
(a) synapse
Explanation:
this is the junction between axons
Convection, you are heating the air around your hands.
Answer:
The climate of Antarctica was probably much warmer in the past than it is today.
Explanation:
There are little things living there now. Coal takes millions of years to form. There must have been much more living things there in the past (when it was warmer) to make coal.