Unsaturated fatty acids are those containing ________ carbon-carbon double bond(s).
A. exactly two
B. one or more
C. two or more
D. only one
Answer: B
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A) when bacterial growth ceases due to limitation of an essential nutrient B) when the bacterium is undergoing binary fission C) when bacteria are dividing exponentially D) following bacterial death
Cyclic AMP is synthesized from ATP by an enzyme called ________ which is involved in ________
A) adenylate cyclase / catabolite repression B) adenylate cyclase / transcriptional activation C) cAMP receptor protein (CRP) synthase / catabolite repression D) cAMP receptor protein (CRP) synthase / transcriptional activation
The double helix of a relaxed closed-circular DNA molecule has one turn of the double helix per ______________base pairs
A. 1 B. 7.5 C. 8 D. 10.5 E. 12.5
Chyme is a mix of ____ and gastric fluid
a. salivary amylase b. pepsin c. saliva d. food e. acid