A severe and life-threatening drop in blood pressure is known as ____
a. circulatory shock
b. hypotension
c. orthostatic hypotension
d. primary hypertension
e. secondary hypertension
ANSWER: a
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The method of DNA replication, where each original strand is used as a template to build a new strand, is called the
A. conservative method. B. semiconservative method. C. disruptive method. D. continuous method. E. replication and amplification method.
Below are two statements. Which (if any) applies to the law of segregation? Which (if any) applies to the law of independent assortment?
I: Phenotypes for long tails and big eyes are inherited separately in lab mice. II: A baby mouse inherits a maternal red-eye allele and a paternal black-eye allele. A) I: segregation; II: independent assortment B) I: independent assortment; II: segregation C) I: segregation; II: segregation D) I: independent assortment; II: independent assortment
Endocytosis and exocytosis are means of transport used by
A) bacteria. B) eukaryotes. C) archaea. D) all prokaryotes. E) nothing; no cells use both processes.
For which of the following populations/samples would it be MOST inappropriate to use the spread-plate technique to quantify viable cells?
a. Escherichia coli K-12 b. Bacillus anthracis c. Haemophilus influenzae d. soil sample