Which of the Following Statements Concerning Protists Is True

question 12

Multiple Choice

Which of the following statements concerning protists is true?

• A)All protists have mitochondria, though in some species they are much reduced and known by different names.
• B)The primary organism that transmits malaria to humans by its bite is the tsetse fly.
• C)All apicomplexans are autotrophic.
• D)All slime moulds have an amoeboid stage that may be followed by a stage during which spores are produced.
• E)Euglenozoans that are mixotrophic lack functional chloroplasts.

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Definitions:

Naturally Occurring

Refers to substances, phenomena, or structures that exist in nature without human intervention.

Predominant Form

The most abundant or stable form of a molecule or ion under specific conditions.

Aqueous Solution

A solution in which the solvent is water, commonly used in chemical reactions and processes.

pI

The isoelectric point of a molecule, the pH at which the molecule carries no net electric charge.