Answer:
For a second there I thought it was a dog
A. Phenotype.
Genotype is the genetic constitution of an individual organism, genetic makeup is part of the DNA sequence, and personality is the way a person acts.
Sex cells will always contain half of the number of chromosomes needed for a being. So if a fishes sperm cell contains 12 chromosomes and the ovum also contains 12 chromosomes then when fused together they will have 24 chromosomes in total.
In order for the process of the fish to even be made the sperm and ovum must be fused together. Therefore the number of chromosomes that would be found in the cells forming the gills is 24 chromosomes.
Organic molecules, which are found mostly in food. These molecules have C-C or C-H bonds, which are high energy bonds.