Which statement is one of the three parts of cell theory? a. the smallest living things are single cells, and cells are the functional units of multicellular organisms. b. there are three types of cells, prokaryotic, eukaryotic plant, and eukaryotic animal. c. cells make up tissues, tissues make up organs, organs make up systems, systems make up organisms. d. cell organelles can be membrane-bound or not membrane-bound.

Produce proteins by following coded instructions that come from the nucleus of the cell.

All other things being equal the size of a population will decrease if

Aspecies has evolved an asexual mode of reproduction by having offspring develop from unfertilized eggs. which of the following will be true of this species' response to natural selection? there will be more deaths from natural selection because there is no mutation. there will be less genetic variation from recombination and a risk of not adapting quickly to environmental change. the species will increase in numbers because genetic variation is increased. the species will compensate for loss of genetic variation by hybridizing with other species. there will be fewer deaths from natural selection because sexual recombination always leads to extinction.