I believe the answer is natural selection..plse dbl check...
This phenomenon is referred as Codominance. Codominance is termed as, the distinct expression of both alleles of a gene.
Carbohydrates provide the quickest energy for tigers.
The circulatory and respiratory systems work closely and kep eachother close to homeostasis. The respiratory system brings oxygen into the body and removes carbon dioxide by the process of pulmonary circulation.
The answer is C plant cell