Explanation:
Reproduction in Fishes. Nearly all fish reproduce by sexual reproduction - the fusion of sperm produced from testes and eggs produced from ovaries. ... Fertilization is external in most fish species. Large quantities of eggs and sperm are simultaneously released into the water by females and males.
A) unproductive wastelands I believe is the answer you are looking for.
1- Synthesize this hormone
3- a decrease in the amount of glucose in the blood
4- may have fewer side effects then the insulin previously extracted from the pancreas of other animals
5- release of insulin
6- different parts of an individual's DNA are used to direct the synthesis of different proteins...