2. The diagram below represents a food web composed of producers, consumers, and decomposers.
A
B
D
Which group would represent the decomposer organisms?
1) A
2) B
3) C
4) D

Explain why phospholipid molecules form a bilayer. (3 marks)

Jane has a sprained ankle, and her doctor gave her a prescription that states: “ibuprofen caps 200 mg tid po.” what does this prescription say, in spelled-out form?

Grasses--> mice--> cats--> coyotes suppose 10,000 units of energy are available at the level of the grasses. what is the total number of energy units lost by the time energy reaches the coyote?