Which is a direct result of cleavage?

A) formation of the nervous system
B) formation of the notochord
C) division of cells
D) segmentation


Answer: C

Biology & Microbiology

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A time lag in the response of survivorship and fecundity to a population's density can occur because ____ is usually

determined by the availability of resources at some time in the past.

a. death b. immigration c. fecundity d. competition e. population growth

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The process of displaying and organizing data to represent connections is known as

A) algebra. B) differential equations. C) statistics. D) graphing. E) correlation and causation.

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What is the name of the enzyme that forms nitric oxide?

a) nitrous oxide hydrolase b) nitric oxide dismutase c) nitric oxide synthase d) nitric oxide oxidase

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Monocots typically have leaves with ________ veins and flowers with ________ parts per whorl.

A. parallel; three B. parallel; four to five C. netlike; four to five D. netlike; six E. netlike; three

Biology & Microbiology