Four of the five organisms listed below are exotic or

introduced species in the United States. Select the
exception.
a. Argentine fire ant
b. Indian mallow
c. starling
d. water hyacinth
e. chestnut blight fungus


Answer: b

Biology & Microbiology

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How many chromatids are present in prophase I of meiosis I in a diploid cell, 2n = 12?

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Define and give examples of discontinuous and continuous phenotypic variation and explain how understanding of these two concepts resulted in important advances in human genetics

What will be an ideal response?

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Traits with more than two distinct forms are ____

a. polymorphic b. dimorphic c. codominant d. heterozygous e. homozygous

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An entire cell cycle can be completed in about ________

A) 48 hours B) 1 week C) 24 hours D) 1 to 2 hours

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