Identical twins<span> have the same genes, so they generally look alike and are the same sex.
</span>Fraternal twins<span> develop when two separate eggs are fertilized by two different sperm.</span>
Answer:
The ability of the muscles to exert a force is called Muscular strength.
Explanation:
Muscular strength is the ability of the muscles to exert force. It can be measured by the amount of weight a person can lift. Those who have good muscular strength suffers less backaches, hence carry out the daily task efficiently. Examples are push ups, heavy weight lifting with repetitions and pull -ups. They are good because it can increase the potential to carry forward certain task like opening the door, lifting boxes, chopping woods without getting tired. It can lead to stronger, healthier bones as well as muscles.
A is a possible answer but i think b is the best answer to go with. so the answer is b
D. its release is stimulated by the pituitary gland.