Which of the Following Organisms Would Be Most Likely to Fossilize

question 15

Multiple Choice

Which of the following organisms would be most likely to fossilize?

• A) a species of clam found in a shallow marine habitat
• B) a species of rat that lives in the desert
• C) a species of flower found in Ontario forests
• D) a species of slug that lives in the rain forest

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Definitions:

Heterozygous

A genetic condition where an individual has two different alleles for a specific gene, one inherited from each parent.

Hemophilia

A genetic disorder characterized by the inability of blood to clot properly, leading to excessive bleeding from even minor injuries.

Barr Body

A condensed and inactivated X chromosome appearing as a distinctive dense spot in the interphase nucleus of certain cells of female mammals.

Mammalian Female Cell

A cell within a female mammal, which may be specialized, such as an ovum, or somatic, like those forming tissues and organs.