Rasing and lowering the body to a 90-Degree angle at the elbows with a flat back. Would be the correct way for doing a push-up.
Hereditary illnesses, or causes that are uncontrollable like age
Definetly A. They work on the ability to supply oxygen to the lungs from the heart, to help them run.
Answer
Because the sperm and the egg fuse the cell will have 46 chromosomes. polar bodies produced during meiosis which are smaller in size compared to the gamete and will disintegrate