Answer:
The correct answer would be d. wild-type.
Wild type refers to the gene, strain, or character which is most commonly found in the population in natural conditions.
The allele or the gene which is found rarely in the population is termed as mutant allele or character.
For example, the wild-type phenotype of fur color of tigers is orange with black strips whereas the mutant phenotype would be a white coat with black strips.
This is false. Since space exploration has begun, cooperaion and goodwill has been devolped between nations.
In both animals and plants, cells produce new cells by mitosis - but they split differently. A cleavage farrow forms in the animal cell and it splits. For the plant cell, a cell plate forms and then the cell splits.