Which of the Following Explains Why Precise Evolutionary Relationships Are

question 19

Multiple Choice

Which of the following explains why precise evolutionary relationships are difficult to determine for the protozoa?

• A)The fossil record is sparse.
• B)What fossils do exist, are not helpful.
• C)There is no ribosomal sequence comparisons available.
• D)Both A and B

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Definitions:

Research Design

The framework or plan for a study used as a guide in collecting and analyzing data.

Naturalistic Observation

A research method where subjects are observed in their natural environment without any intervention from the observer.

Low Self-Esteem

A condition where an individual holds a poor perception or evaluation of their self-worth.

Depression

A common and serious medical illness that negatively affects how you feel, the way you think, and how you act. It causes feelings of sadness and/or a loss of interest in activities once enjoyed.