7. the cytoplasm of a cell contains

All of the organelles of the cell are in the cytoplasm.

Explanation:

All of the organelles of the cell are suspended in the cytoplasm in a thick gel like substance. In leaves, the cytoplasm is green.

regulation of gene expression. gene expression can be regulated by various cellular processes with the aim to control the amount and nature of the expressed genes. these regulatory proteins bind to dna and send signals that indirectly control the rate of gene expression

explanation:

option c is the correct answer.