Why do you think plant cells need a cell wall as well as a cell membrane? What do you think would happen to plants if they did not have a cell wall?

Which of the following is not a classification of marine organisms? a. benthos c. neritic b. nekton d. plankton select the best answer from the choices provided a b c d i know the answer is not option b

How can antibodies "remember" a particular bacterial invader or "antigen" on that invader?

What are the fixed alleles in the human species? o a. the alleles that are on the most chromosomes b. the alleles that change most often 000 c. the alleles that no one has d. the alleles that everyone has