Which endocrine gland is involved in the maturation of cells of the immune system?
-the ovaries
-the thymus
-the pancreas
-the testes
-the pineal gland

What is kwashiorkor and how does it affect a person and their health?

Each autumn the forest floor is covered by leaves that have fallen from trees which type of organisms is most effective in decomposing the leaf tissue allowing the nutrients and minerals to be recycled in the environment?

Alife insurance salesman sells on the average 3 life insurance policies per week. use poisson's law to calculate the probability that in a given week he will sell 2 or more policies but less than 5 policies? i just require an answer.