A bacterial culture that grows only near the surface of a thioglycolate broth is an example of what type of organism?
A. Obligate aerobes
B. Aerotolerant anaerobe
C. Facultative anaerobes
D. Obligate anaerobes
A. Obligate aerobes
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If a combination of two or more genes is required to produce a specific trait, it is called a(n) _______
A. overdominance B. simple mendelian trait C. sex-influenced trait D. sex-linked trait E. gene interaction
The enzyme found in tears that can digest bacterial cell walls is called:a
protease. b. lysozyme. c. interferon. d. cytokine. e. defensin
A candy bar contains 108 calories per serving. There are 4 grams of carbohydrate, 5 grams of protein, and 8 grams of fat in a serving. How many of the calories come from fat? Note: One food calorie equals one kilocalorie.
A. 72 B. 16 C. 18 D. 20
The fossil record documents ____, providing clear evidence of ongoing change in biological lineages
a. the occurrence of nonmorphologicalevolution b. the disconnect between living and extinct organisms c. disruptions in evolutionary processes d. continuity in morphological characteristics e. discontinuity in morphological features