6. The diagram below represents levels of organization within a cell of a multicellular organism.
Cell
Nucleus
Chromosomes
Genes
Х
The level represented by X is composed of
a. four types of base subunits
b. folded chains of glucose molecules
c. twenty different kinds of amino acids
d. complex, energy-rich inorganic molecules

it's c. (to reduce the greenhouse effect/carbon gasses)

it would be heredity

cell division is not regulated in tumor cells.

answer >   yes we do, women; have three holes, urethral opening(pee hole, vagina, and the women pee/girls pee out of the urethra like the men do; only they have a single opening to pee/ejaculate.   (sorry if i'm too forward with this, but this is for a biology class, isn't it? )

hope that !         : )