Choose all the answers that apply. The cell membrane . does not exist in plant cells
is made of phospholipids
is a single layer
is embedded with proteins
controls the transfer of materials into and out of the cell

Which of the following describes a boom period? a. as one population increases, another population decreases. b. as one population increases, the other population also increases. c. as one population decreases, another population increases. d. as one population decreases, another population also decreases

9. the history of life on earth is recorded in

How are fungi more like an animal? they have a cell wall. they are heterotrophs that absorb their food. they produce seeds and have membrane-bound nucleus. they use sunlight for photosynthesis.