What Is True of the Fossil Record of Mammalian Origins

question 44

Multiple Choice

What is true of the fossil record of mammalian origins?

• A) It is a good example of punctuated equilibrium.
• B) It shows that mammals and birds evolved from the same kind of dinosaur.
• C) It includes transitional forms with progressively specialized teeth.
• D) It indicates that mammals and dinosaurs did not overlap in geologic time.
• E) It includes a series that shows the gradual change of scales into fur.

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Definitions:

Terminal Illness

A disease or condition that is deemed incurable or irreversible and is expected to result in the death of the patient within a relatively short period of time.

HIV-Negative

A status indicating that an individual does not have the Human Immunodeficiency Virus (HIV), based on testing.

Antibodies

Proteins produced by the immune system in response to antigens, which help to identify and neutralize foreign objects like bacteria and viruses.

Macrophages

Large white blood cells that are an essential part of the immune system, responsible for detecting, engulfing, and destroying pathogens and dead cells.