Which of the following is true for a eukaryote? A. it is one of the first life forms to appear on earth.

B. it doesn't have a nucleus and organelles.

C. it must be a multicellular organism.

D it evolved from prokaryotes

Construct at least two possible hypotheses for the student’s experiment.

What are the pros and cons of quadrat sampling?

Which of the following matches the organisms described with the correct domain? a. archaea--multicellular, eukaryotic organisms that do not have cell walls b. eukarya--single-celled and multicellular organisms, with a defined nucleus and a variety of nutritional sources c. bacteria--unicellular, eukaryotic organisms with cell walls that do not contain peptidoglycan d. bacteria--unicellular, eukaryotic organisms that always lack cell walls