The answer should be
Shear stress
Answer: enable them to imprint on the facility
Explanation:
The addition of the chemicals to the river will help the fishes to recognize that this was their native habitat where they got birth and grew. This will act as a imprint formed by the facility which will help the fishes to recognize the water of the facility. This will help in increasing the number of fishes which return back to the facility.
Answer:
Alleles.
Explanation:
Gene may be defined as the functional segment of DNA that codes for the particular protein. Genes are responsible for the phenotype and genotype of the organism. Each gene may exist in multiple forms.
The variants forms of the genes are known as alleles. Alleles are the alternative form of the same gene. A single gene may have atleast two alternative form. These alternative forms together contribute the functional aspect of the organism.
Thus, the correct answer is alleles.