Answer:the probability of their first two offspring being aa is 0.25
Explanation:
Because their are 4 possible genotypes for the offsprings
AA Aa Aa aa
And the probability of aa is 1/4
Hi the powerful abductor muscle of the upper arm is the deltoid.
Hope this helps you.
I believe it is a microscope
Answer:
Explanation:
A boundary that distinguishes inside from outside the cell yet allows materials to enter or leave the cell.
The cell needs a barrier for protection, rigidity and also for easy transportation.