The length of the lag phase of growth can vary depending on ________.
A. the temperature
B. the nature of the growth medium
C. the condition of the microorganisms
D. All of the choices are correct.
Answer: D
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Acute phase mediators such as C-reactive protein and antiviral proteins such as interferon can be described as similar because both
A. depend on activation of complement. B. prepare host cells for pathogen invasion. C. are acquired immune defenses. D. All of the choices are correct.
The earliest recorded direct studies of marine biology are attributed to:
a. the Greeks. b. the Catholic Church. c. Arabian philosophers. d. Micronesian mariners. e. the Chinese.
The location of an allele on a chromosome is called a locus
1.True 2.False
Modern botanists think that all plants evolved from a common ancestor that was an ancient green algae. What is the
best explanation for this hypothesis? a. They are autotrophs. b. They live on land. c. They have green leaves. d. They are green like green algae. e. They share many biochemical and metabolic traits.