Which of the following life processes has evolved and been conserved through nearly every modern organism? a. meisos
b. embryological development
c. metabolism
d. sexual reproduction

This is the interaction of two organisms where one is and the other is neither nor harmed.

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.

Which factors changed throughout the mice experiment