Answer:
I think is D because I had this question
C. Is your answer. Electrons are negatively charged.
Answer:
Habitat isolation
Explanation:
It is a type of reproductive isolation between species, also referred to as allopatry, where they are kept apart by geographical barriers such as in this case, the large ranges that do not overlap. The behavioral difference between tigers and lions is a type of sympatry reproductive isolation where even though the two species encounter frequently, behavioral isolation prevents them from interspecies reproduction.
Answer:
The answer is pp
Explanation:
Steve and Sonya's son genotype is pp. Because an inheritance of autosomal recessive disorder is with recessive allele responsible for the exceptional phenotype. In this case, Steve and Sonya are both heterozygotes, Pp, which means they both have a p allele because each one gave the boy a p, contributing to affect his son. And since we are talking about inheritance of an autosomal disorder, we know that the parents phenotypic proportions are the same.
Answer:
a
Explanation:
generally there are four types of cell signaling. this a common mcq which was asked several times.