The subject matter of prehistoric art concentrates in sources of food and procreation.
Answer:
<u>1. fetal programming</u>
<u>2. 400 micrograms</u>
Explanation:
1. Fetal programming refers to the developmental stages of the fetus (an unborn child) in the womb. At this stage there is a kind programming in the sense of a structural pattern been built as a result of substances during fetal growth when there is a development of disease that can affect the child in later life.
2. The amount of is vital because it very much helps in the DNA formation of the child.
