Which choice has allowed scientists to learn about the internal structure of the mitochondrion? 1
studies of the chemical activity of enzymes
2.
the development of wet-mount techniques
3.
electron microscope studies
detailed studies of chromosomes

label a cell membrane

label b cytoplasm

label c ribosomes

label d dna

the membrane forms the outside of the cell

cytoplasm is the liquid within

ribosomes are the components within that distribute rna

the dna is the genetic make-up

the electromagnetic energy from the sun arrives in the form of visible and invisible light.

the correct answer is d