Based on the experimental design and your understanding of the major biological molecules, identify one experimental change that can be made to the Miller-Urey model to support current researchers’ hypotheses of early Earth. Next to the proposed change, explain why that is necessary.

What happens during interphase? (1)the nucleus grows to its full size. (2)the cell grows to its full size. (3)the nucleus divides into two nuclei. (4)the cell divides into two cells.

Which best describes this behavior? it is beneficial only to the males that do not fertilize eggs. it is beneficial only to the female workers that are not fertilized. it is beneficial to each one of the individual colony members. it is beneficial to the whole species, but not to all of the individual members.

What is the most abundant vertebrate on earth?