Consider the partial sequence of a peptide.

I L W A N R M S H V L F A V E A

Select all amino acid residues likely to be on the solvent‑exposed surface once the peptide folds into its native conformation.

a. I
b. L
c. Q
d. A
e. N
f. R
g. M
h. S
i. H
j. V
k. F
l. E

a b d g k e

Explanation:

it should be

the correct answer is option b

behavioral response need communication and thus co-ordination at several levels such as interaction among cells, organ system and the entire organism.

behavioral response produces both internal and environmental stimulus.

but there is no

i guess you forgot putting it.