Answer:
It is the Central nervous system and the Peripheral nervous system
Explanation:
The central is made up of the brain and spinal cord. The peripheral is made up of nerves that branch off from the spinal cord and extend to all parts of the body
Answer:
Prenatal.
Explanation:
The sexual reproduction may be defined the process of fusion of the male sperm and female ovum that leads to the formation of the zygote. Zygote is diploid in nature.
The prenatal development includes all the stages that are involved in the development of the single cell till the completion of the nine months of the fetus. The development of all organs and the process of the cell specification all occurs in the prenatal development stage.
Thus, the answer is prenatal.
Answer:
true
Explanation:
Coal is a non-renewable energy source because it takes millions of years to form.
Answer:
A
Explanation:
I think this is the right answer? I'm not completely sure.
Answer:
it is 180 million years old