The concentration of carbon dioxide in the

atmosphere is four molecules for each __________
molecules of air.
a. 100
b. 1,000
c. 10,000
d. 100,000
e. 1,000,000


Answer: c

Biology & Microbiology

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A human female with only one X chromosome is said to have a condition called  

A.  X chromosome inactivation. B.  Angelman syndrome. C.  Turner syndrome. D.  Klinefelter syndrome. E.  Down syndrome.

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During the course of a reaction the reactants will become the ________

a. reaction b. substrates c. products d. enzymes e. ingredients

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Although there are other classification schemes for prokaryotes, the one used in Bergey's Manual is currently considered by most microbiologists to be the most accurate.

Answer the following statement true (T) or false (F)

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Sanger and next-generation sequencing (NGS) both make use of (fluorescent/radioactive/terminating) molecules.

Fill in the blank(s) with the appropriate word(s).

Biology & Microbiology