Amitochondriates Are Eukaryal Microbes That Lack Mitochondria

question 18

Multiple Choice

Amitochondriates are eukaryal microbes that lack mitochondria.What evidence shows that some of these microbes may at one time have had mitochondria?

• A) They can respire on oxygen.
• B) They have peptidoglycan in their cell wall.
• C) They have 70S ribosomes.
• D) They have some alpha-proteobacterium DNA in their chromosome.
• E) They have circular chromosomes.

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Definitions:

High Levels

Refers to quantities or amounts that are considerably above the average or typical range.

Output

The amount of products or services generated by a company, sector, or economic system within a specific timeframe.

Constant Returns

Refers to a situation in production where increasing the inputs by a certain factor results in output increasing by the same factor.

Production Functions

A mathematical expression that describes the relationship between inputs and the maximum output that can be produced with those inputs.