Question Completion Status: QUESTION 30
The polymer of all proteins is amino acids
V
Proteins may function as
v to act as a catalyst in a biochemical reaction.
v are proteins that act as chemical signaling molecules.
The shape of a protein is specific and permanent changes in the protein shape leads to
vor

hey, i believe your answer would be d. sugar ribose and the base uracil. i believe this is the answer, because rna consists of sugar ribose, adenine, guanine, cytosine, and uracil.

your first option is incorrect, because that's dna. where it consists of sugar deoxyribose, adenine, guanine, cytosine and thymine.

your second option is also incorrect, this is because sugar deoxyribose is in dna, and uracil is in rna. these two do not make sense together.

your third option being incorrect, because sugar ribose is in rna, but not the base of thymine. rna consists of uracil, not thymine.

lastly your fourth option being correct! this answer is correct, because both sugar ribose, and the base uracil are in rna! ~

answer is d. sugar ribose and the base uracil.

several tissues working together form an organ, and several organs together make up an organisms.

the group of cell that carries out special jobs are tissue.