Which of the following questions might best be answered by the method of hypothesis-based science?

a) how many kinds of tissues make up the kidney?
b) do humans beings have free will?
c) how many leopards inhabit the sabin sands reserves in southern africa?
d)are there diseases that are caused by evil spirits
e) does vitamin biotin prevent birth defects

What type of cell is produced after fertilization occurs and the gametes combines ?

Fan egg cell containing the (n+1) number of chromosomes combines with a sperm cell containing the (n) number of chromosomes, what is the result of this union? a) all future somatic cells of the organism will contain the (2n + 1) number of chromosomes. b) all future somatic cells of the organism will contain the (2n - 1) number of chromosomes. c) only certain somatic cells of the organism will contain the (2n + 1) number of chromosomes. d) all future somatic cells of the organism will contain the normal diploid number of chromosomes.

The chemical form of energy that is useable by the cell to do work