Answer:
The carbon atom has unique properties that allow it to form covalent bonds to as many as four different atoms, making this versatile element ideal to serve as the basic structural component, or “backbone,” of the macromolecules.
All living things contain carbon in some form. Carbon is the primary component of macromolecules, including proteins, lipids, nucleic acids, and carbohydrates. Carbon's molecular structure allows it to bond in many different ways and with many different elements.
Explanation:
Answer:
Active transport requires energy for the movement of molecules whereas passive transport does not require energy for the movement of molecules.
Explanation:
I’m pretty sure it’s c but I’d pick d
Answer:
The image on the left is unicellular. Unicellular means to be made of one cell and the two on the right are multicellular, made of multiple cells.
