In Systematics and Phylogeny, the Fossil Record Is Especially Important

question 17

Multiple Choice

In systematics and phylogeny, the fossil record is especially important because

• A) most groups are well represented.
• B) it provides the absolute timing of evolutionary events.
• C) random mutations make most biochemical methods unreliable.
• D) DNA can be extracted from nearly all ancient fossils and then analyzed.
• E) it provides the only data that is useful in reconstructing the past.

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Definitions:

Distributed Practice

A learning strategy where study or practice is broken up into a number of short sessions over a longer period of time.

Source Amnesia

A memory disorder where an individual can remember information but is unable to recall where, when, or how they learned it.

Varied Conditions

Different settings or environments in which experimental or observational studies are conducted to ensure the generality of the findings.

Distributed Practice

A learning strategy that involves spreading out study sessions over time rather than massing them together.