Which theory was helpful to Darwin in the formulation of his theory of evolution?
a. catastrophism
b. inheritance of acquired characteristics
c. uniformitarianism
d. continental drift
e. special creationism
ANSWER: c
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Mycobacterium fortuitum, Mycobacterium chelonae, and Mycobacterium abscessus are:
a. responsible for approximately 90% of clinical mycobacterial disease. b. unable to grow on routine bacteriologic media. c. gram-negative rods resembling Escheri-chia coli on Gram stain. d. slow growers requiring a minimum of 14 days to grow.
While touring a farm, the farmer tells you that she uses cytokinin to increase crop productivity. But, from biology class you know that cytokinin alone has no effect on parenchyma cells. What other substance is the farmer most likely using in conjunction with cytokinin?
A. auxin B. abscisic acid C. strigolactones D. ethylene E. suberin
When making scientific decisions in one's life, it is best to ask questions, gather and evaluate information and evidence, and carefully consider the sources of the material. This process is called ________
Fill in the blank(s) with correct word
How many domains contain prokaryotic organisms?
A) One B) Two C) Three D) Four