Which of the following is composed of two layers of lipids and protects the cell from the surrounding environment?
select one:
a. cytoplasm
b. cholesterol
c. cell membrane
d. carbohydrate

Match with o for organic and i for inorganic for each compound

Describe the layers of the suns atmosphere?

Plant species a has a diploid number of 12. plant species b has a diploid number of 16. a new species, c, arises as an allopolyploid from a and b. the diploid number for species c would probably be a) 12. b) 14. c) 16. d) 28. e) 56.