Answer:
Does Every Cell in the Human Body Contain the Same DNA? With few exceptions, all cells in a person's body have the same DNA and genes. As cells divide and grow different genes are expressed, resulting in different cell types.
Explanation:
Answer: it is the second one (squeezes together)
Answer:
"The ciliary body is a circular structure that is an extension of the iris, the colored part of the eye."
Explanation:
it often supply energy and other nutrients and fiber that the body needs.