Which of these are microscopic organisms that require extremely low temperatures to survive? a) alkaliphiles
b) acidophiles
c) thermophiles
d) hyper-thermophiles

not sure if this what   you'r looking for would be percent composition

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

50% lit on the left side