In the Human Body You Can Find a Variety of Cells

question 142

Multiple Choice

In the human body you can find a variety of cells, including skin cells, blood cells, bone cells, nerve cells, and muscle cells.You can find the same variety of cells in a frog.Which statement is true about these cells?

• A) As a result of descent from a common ancestor, similar genes are expressed in similar types of cells in frog and human.
• B) A common ancestor of frog and human lost similar genetic components that led to cell specialization.
• C) Different ancestors of frog and human were exposed to similar environmental pressures that led to cell specialization.
• D) Cell specialization was an evolutionary event that occurred after the human and frog lineages split apart from their common ancestor.
• E) To express the same types of cells, humans and frogs have identical genetic components.

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Definitions:

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