Answer:
c
Explanation:
it is lighter and force aginst it is not at great as ball A
Answer:
Red Blood Cell
Explanation:
Red Blood Cells (RBCs) are round and without a nucleus. It has no nucleus so that it has more space to accommodate oxygen molecules and it helps in diffusion due to the biconcave shape, and that biconcave shape is present because there is no nucleus present in the RBC.
I hope this helps you!!
Answer:
A:no mating has occurred (sperm is not able to fertilize the egg)
Explanation:
The answer is genetic disorders