________ techniques are based on recreating a microenvironment in the laboratory to promote the growth of a microorganism formerly restricted to a small ecological niche.

A. PCR
B. Fastidious growth
C. Community growth
D. Enrichment culture


Answer: D

Biology & Microbiology

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Which of the following describes the most likely order of events in allopatric speciation?

A) genetic drift, genetic isolation, divergence B) genetic isolation, divergence, genetic drift C) divergence, genetic drift, genetic isolation D) divergence, genetic isolation, genetic drift E) genetic isolation, genetic drift, divergence

Biology & Microbiology

Headwater streams depend primarily on __________ as an energy input

a. photosynthesis b. detritus c. phytoplankton d. zooplankton e. nekton

Biology & Microbiology

If you drop a rubber ball and it does not bounce back to the height you dropped it from. This is consistent with

What will be an ideal response?

Biology & Microbiology

Which of these organism(s) photosynthesizes?

A. plants, algae, and cyanobacteria B. plants C. cyanobacteria D. lizards E. algae

Biology & Microbiology