Which organisms have many cells that are grouped together into tissues? A. Prokaryotic
B. Multicellular
C. Bacterial
D. Unicellular

What causes temperature extremes in the desert

Which of the following typically characterizes a tropical rainforests

Which of these statements is true about autotrophs, but not heterotrophs? a. they use sugar and oxygen to make carbon dioxide and water. b. they use chlorophyll and oxygen to make carbon dioxide and water. c. they use sunlight, water, and carbon dioxide to make sugars. d. they use sunlight, water, and oxygen to make chlorophyll.