Which compound is a hydrocarbon? h2o c6h12o6 c2h6 co2

When organisms are classified ,they are given a two part name

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.

The sea slug that considered to be a photosyntheesizing animal