How does genetic vatiation and enviromental factors contribute to evolution by natural selection and diversity of organisms?

During speciation, when do two groups become recognized as separate species? A. when they look different. B. When they are separated by an isolation barrier. C. When they cannot interbreed. D. When they are both herbivores.

If all the lysomes within a cell suddely ruptured what could occur?

What are the possible blood types among the children of parents that are AB and ii? OA) types A and B OB) types A, B, and AB C) types A, B, and o OD) types A, B, AB, and O

What type of fertilization requires a great excess of egg and sperm gametes because most are wasted? a. external fertilization b. internal fertilization c. pollination

How is a vascular plant similar tova person drinking water from a straw

What is ATP, and when is energy released from it

Why do scientists classify fish, amphibians, reptiles, birds, and mammals together in one group?

In what part of cell does replication occur

What factors influence the impact a population has on its environment?

What kind of bonds form between the oxygen atoms of one water molecule and the hydrogen atoms of another water molecule