How is the cell in Diagram B effectively using its resources? A.)Since lactose is present, the repressor protein will begin transcription.

B.)RNA polymerase is transcribing the genes since lactose is present.

C.)The cell continually produces the enzymes needed to break down lactose.

D.)Since lactose is absent, the repressor protein is blocking the genes and stopping transcription.

D. Since lactose is absent the repressor protein is blocking the genes and stopping transcription.

Explanation:

hope this helps

spiders belong to a group of arachnids.

arachnids have the following traits :

they have two body parts.

they have eight legs unlike insects which have 6 legs.

they have no wings.

these traits distinguish them from insects.

the information that antonio is doubting us the statement that spiders differences are as a result of being first to evolve.

this is because the evolution of one species is independent of the other species.