Reproduction is not necessary but is essential in keeping the generations of species going.<span />
Answer:
A it investigates the super natural.
Hello.
The answer is: C.nucleus.
It instructs and is known for cell growth and reproduction.
I believe the answer is a Meander. (beware that this is actually a geography question not a biology one, please put it in the right section next time and it will be answered quicker!)
