Which of the following is not part of the cell theory?

a. every living thing is composed of cells.

b. cells come from pre-existing cells.

c. cells are the basic unit and structure of all living things.

d. every cell has a nucleus that contains genetic material.

The option D) 'Every cell has a nucleus that contains genetic material' is not a part of the cell theory.

Explanation:

The cell theory has three main postulates which are:

The cell theory does not claim that every cell shall have a nucleus. The prokaryotes lack a nucleus yet still are living things. However, all cells will have genetic material in the form of DNA or RNA.

fabric is silk wool ext. paper isnt

explanation:

u cant make fabric out of paper cause paper comes from wood while fabric comes from animals

try using substitution:

x + y - 6 = x - y. (i'm not giving you the exact answer). since 0 = x - y, then sub 0 in the equation with x - y. combine your like terms, and then use inverse operations, and you'll have your answer.

: -)