Use the Figures to Answer the Question. A

question 55

Multiple Choice

Use the figures to answer the question. A.
B.
C.
D. Which molecule(s) shown is (are) ionised in a cell?

• A) A
• B) B and D
• C) C and D
• D) D

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Definitions:

Liposomes

Small artificial vesicles made of lipid bilayers, used in drug delivery systems and various biotechnological applications.

Lipids

A group of naturally occurring molecules that include fats, waxes, sterols, fat-soluble vitamins, and other related compounds, serving as energy storage and structural components of cell membranes.

Protobionts

Early protocell structures that are believed to have preceded true living cells, consisting of a membrane-like structure enclosing biopolymers and other organic molecules.

Genetic Material

The molecules inside cells that carry genetic information, primarily DNA, and in some viruses, RNA.