What type of amino acid side chains would you expect to find on the surface of a protein embedded in the lipid-rich environment of a cell membrane?

a. acidic
b. hydrophobic
c. hydrophilic
d. charged
e. polar, but not charged

Amale bird-of-paradise uses a dance to attract mates in which it flaps its tail feathers on the ground and jumps around a potential female mate. a different male bird-of-paradise does a similar dance but it jumps around the female in the opposite direction. the female bird is only attracted to one style of dance, in one direction.

In which of the following relationships is one organism always benefited while the other organism is always harmed

Consider the following reaction: 2h2 + o2 —> 2h2o a) what are the reactants in this reaction? b) what are the products in this reaction? c) how many molecules of oxygen are used in this reaction?