It is possible for two individuals to look alike for a trait but have different genotypes. what statement explains how this is possible?
both are heterozygous for the dominant trait.
one is homozygous dominant and the other heterozygous.
one is homozygous dominant and the other homozygous recessive.
both are homozygous for the dominant trait.
what is the correct answer?

The gene that causes sickle-cell disease is present in a higher percentage of residents of sub-saharan africa than among those of african descent living in the united states. even though this gene causes sickle-cell disease, it also provides some protection from malaria, a serious disease that is widespread in sub-saharan africa but absent in the united states. discuss an evolutionary process that could account for the different percentages of the sickle-cell gene among residents of the two regions.

In the desert, saguaro cacti, owls, horned lizards, and fire ants all share the same space. which of the following can be considered a population? question 9 options: all plants in the same area all cacti in the same area all species in the same area the lizards and the ants

When sodium chloride dissolves in water the sodium cholride dissociates into?