I believe <span>a </span>regulatory<span> repressor </span>protein<span> is normally bound to the operator. This prevents the transcription of the genes on the </span>operon<span>.</span>
Answer: question 6
Explanation: Biogeography The fossil record, Embryology, similarity and vestigial structures, genetics and Observable evolution on small timescales.☺
<span>Connective tissue often consists of relatively few cells embedded in an extracellular matrix.</span>
ANSWER:
D. Chemical energy