Which molecule carries an anticodon?
A. DNA
B. mRNA
C. rRNA
D. tRNA
D
You might also like to view...
Which of these are spore-producing structures?
A) sporophyte (capsule) of a moss B) antheridium of a moss or fern C) archegonium of a moss or fern D) gametophyte of a moss
Which of the following amino acids has a nonpolar thioether R group?
A. cysteine B. serine C. tryptophan D. methionine E. None of the choices given is correct.
Which of the following is a congenital immunodeficiency condition resulting from a small or absent thymus that affects young children?
The mechanism for excreting nitrogenous waste in aquatic animals was ineffective on land because
A) land animals concurrently developed a more efficient reproduction system. B) land animals found better food sources. C) land animals had a more difficult time with water balance than aquatic species. D) aquatic animals did not have as much protein in their diets as did land animals.