______ spectrum antibiotics can treat a wide array of bacteria, while ____ spectrum can only treat a few.

Fill in the blank(s) with the appropriate word(s).


Broad, narrow

Biology & Microbiology

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A yogurt, which had "contains live cultures" on its label, was transferred onto an acidic carbohydrate-containing medium for selective enrichment. Eventually, isolates of the ________ genus were obtained

A) Lactobacillus B) Leuconostoc C) Peptococcus D) Streptococcus

Biology & Microbiology

When early G1 phase cells are fused with S-phase cells using polyethylene glycol (PEG), which of the following events would you expect to be induced?

A) cytokinesis in the S-phase cells B) condensation of chromosomes in the S-phase cells C) DNA replication in the G1 cells D) transition to G0 in the G1 cells E) spindle fiber formation in the G1 cells

Biology & Microbiology

Energy requiring metabolic pathways that yield complex molecules from simpler precursors are:

A) amphibolic. B) anabolic. C) autotrophic. D) catabolic. E) heterotrophic

Biology & Microbiology

A phospholipid is similar to a fat but has 

A. a glow when placed in a dark room. B. no oxygen. C. a phosphate group. D. no carbon in it.

Biology & Microbiology