(Q).
Q: What cannot exist between energy levels? Choices: - crystals - protons - cells - electrons A:
(A).
electrons

(Q).
Q: What is dna transcribed into after being replicated? Choices: - protein - diploid chromosomes - gene - rna A:
(A).
rna

(Q).
Q: Enzymes in cellular reactions work to do what to the reaction? Choices: - increase yield - decrease heat - slow it down - speed it up A:
(A).
speed it up