Which Organisms Contain the Smallest, Least Complex Cell Types

question 63

Multiple Choice

Which organisms contain the smallest, least complex cell types?

• A)Animals
• B)Bacteria
• C)Plants
• D)Fungi

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Definitions:

Photosynthesis

The process by which green plants, algae, and some bacteria convert light energy into chemical energy stored in glucose, using carbon dioxide and releasing oxygen.

Chemical Energy

A form of potential energy stored in chemical bonds between atoms and molecules, which can be released during chemical reactions.

Autotrophs

Organisms that produce their own food from inorganic substances using light or chemical energy, such as plants and some bacteria.

Pigment

Substances that give color to living organisms, such as chlorophyll in plants or melanin in human skin.