Answer:
inducible operon
Explanation:
the red looks like a active repressor that attaches to and repressed the operon
Answer:
Organ systems: human body and circulatory system
organs: heart
tissue: muscle
Explanation:
Most adult stem cells come from the bone marrow.
A nucleic acid that carries the genetic information in cells and some viruses,
consisting of two long chains of nucleotides twisted into a double helix and
joined by hydrogen bonds between the complementary bases adenine and thymine or cytosine and guanine.
<span>well i take this test before and the correct answer is :A They produce food by photosynthesis</span>
