I need help on 2, 3, and 4.

Dominance the dominant allele doesn’t fully mask or hide the recessive. for example, a red carnation with a white carnation will produce a carnation. one gene one trait. well most of the time than one gene controls a trait. we are all different but genetically speaking we are % similar with regards to genetic makeup.

This aquarium exhibits biotic and abiotic factors in an aquatic environment. one of the abiotic factors is

Which statement is true about the cell theory? a) it is well-supported by evidence. b) it is unchangeable and permanent.