Answer:
they have a 25% chance of having a son with hemophilia and a 25% chance of having a daughter with it.
Explanation:
Hemophilia is an linked gene so when you create a punnet square those are the result you should receive.
Trace fossil because a trace fossil is a fossil of a footprint, trail, burrow, or other trace of an animal rather than of the animal itself.
Answer:
(B) calmodulin
Explanation:
Calcium in cells acts as second messenger molecule which regulates the very important physiological and cellular process of cell-like neurotransmission, cell migration, secretion, fertilization and many others.
Calcium acts as a messenger by binding to a calcium-binding protein called calmodulin. Calmodulin forms complex with 4 calcium ions through the side amino acids present in the structure of calmodulin.
Thus, calmodulin is the correct answer.
The answer is A, reproduction.
Is this a question or answer..I can't understand
