Which statement is true? tRNA is attached to specific proteins in the cell's cytoplasm.
Amino acids form a chain via carbon bonds.
The human body uses 21 amino acids to form all types of proteins.
Amino acids do not need to be assembled in a particular order.

Aparent with freckles is crossed with a parent without freckles. the punnett square shows the possible genotypes and phenotypes of the offspring. which statement accurately describes the probability of phenotypes? a.the offspring are more likely to have freckles. b.the offspring are more likely to have no freckles. c.the likelihood of the offspring having freckles and not having freckles is the same. d.the likelihood of the offspring having freckles and not having freckles cannot be determined.

What is a dendrite and what does it do?

How is the expression of surface antigens on red blood cells determined?