To be a member of the kingdom animalia you would have all but one of these characteristics. what is not required to be classified as an animal? a) use oxygen b) eukaryotic cell c) can move/motile d) consumer/heterotroph

Which of the following statements is true? a. the main cause for speciation is an increase in gene flow. b. organisms that reproduce asexually are not considered part of a species. c. on a tree of life diagram, speciation is shown by the merging of two different lineages. d. the size of the geographic area inhabited by a population can cause speciation.

Astudent is looking through a microscope at some cells of an onion root tip. many of these cells are undergoing division since the root tip grows quickly and requires more cells. which cell most recently underwent metaphase? w x y z

How does human environment effect the biosphere