B I think is the correct answer
Answer:
Cells
Explanation:
As indivisible units of life, the cells of all organisms consist of four fundamental macromolecular components: nucleic acids, proteins, lipids and glycans. From the construction, modification and interaction of these components, the cell develops and functions.
<u><em>- Akito, Hope this helped :)</em></u>
It has no shape but a fixed volume. Stuff like that
Answer:
A term applied to two molecules that are side by side but run in opposite directions. The two strands of DNA are antiparallel. The head of one strand is always laid against the tail of the other strand of DNA.
Explanation: