Answer:
When E. coli is grown on glucose, and there is no lactose available
the lac repressor binds to the operator of the lac operon
Explanation:
Chlorophyll is a pigment found in the thylakoid membranes of the chloroplasts in the leaves. This is why plants are green. The simple answer is that plants are green because they have green chloroplasts.
Temperate rainforests are coniferous or broadleaf forests that occur in the temperate zone and receive high rainfall, so the answer would be C. more broad-leaf trees.
I believe its molecular biology because the it is about nucleic acids, carbohydrates, lipids and protein and they are related to DNA and RNA