Bacterium // <span>Not all bacteria are solely </span>pathogens<span>.This one causes food poisioning and is also used for Botox injections.</span>
You produce carbon dioxide and molten iron
<span>pour off molten iron </span>
<span>mix with limestone and coal </span>
<span>and last place with blast furnace</span>
Answer:
The cell membrane
Explanation:
One way that a cell maintains homeostasis is by controlling the movement of substances across the cell membrane. The lipid bilayer is selectively permeable to small, nonpolar substances. Proteins in the cell membrane include cell-surface markers, receptor proteins, enzymes, and transport proteins.
The answer is A. macromolecules
There are 4 types of macromolecules; lipids, proteins, carbs and nucleic acids
