Every time an impulse travels down the axon, we say that the axon has "fired," or "responded." this impulse is also called the

Pls me i need this ! each cell has genes activated depending on it's job and what kind of cell it is. it is the presence of that causes the repressor protein to fall off and unblock the gene on the lac operon. if a gene is turned on then it is being an additional circular chromosome found in some bacteria that is used in genetic engineering.

Plants need carbon dioxide from their environment to produce glucose during which stage of photosynthesis?

How secretion and excretion both are different? explain in simple language.