Answer:
Natural selection and selective breeding can both cause changes in animals and plants. The difference between the two is that natural selection happens naturally, but selective breeding only occurs when humans intervene. For this reason selective breeding is sometimes called artificial selection.
Explanation:
Answer:
The answer is most likely the 3rd option.
B. speed up the reuptake of dopamine and norepinephrine
1. There will be a 50% chance the child will have a (bb/ blue eyes) homozygous recessive phenotype. There is a 50/50 chance the recessive allele (b) will be given by either the mother or father.
2. If the child has blue eyes (bb) it is a homozygous recessive phenotype. Blue eyes can never be hetrozygous becuase in this scenario the heterozygous phenotype gives the child brown eyes.
option D is correct .
A scientific theory can be defined as :- an explanation of a feature in the natural worlds that can be repeatedly tested. This can be verified in accordance with scientific method by using different accepted protocols of observation , measurement and result evaluation.