Are there any mammalian cells that would be a good source for dividing cells? What types of cells would most like NOT have cells undergoing division?

Skin cells, bone cells

Explanation:

1. Skin cells are constantly being replaced, so it's likely they will be undergoing Mitosis.

2. Bones grow very slowly, and can last for years, which means that it's unlikely they will be undergoing mitosis.

hormones in blood stream

image: dtc.ucsf.edu

endocrine glands secrete hormones into the blood stream near them; the hormones then travel in our bloodstream until it reaches its destination, called a target cell, in distance parts of the body. in the target tissue, hormones lock onto the target’s plasma membrane, called the receptor site.

it depends on how much it could carry.