Which of the following can reduce the level of genetic diversity?

1.gene flow
2.sexual selection
3.polyploidy speciation
4.genetic drift


4

Biology & Microbiology

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The splitting of water and the generation of oxygen occur where?  

A.  Photosystem I B.  The Krebs Cycle C.  The Calvin Cycle D.  Photosystem II

Biology & Microbiology

Which of the following clusters of terms accurately describes DNA as it is generally viewed to exist in prokaryotes and eukaryotes?

A) double-stranded, parallel, (A + T)/(C + G) = variable, (A + G)/(C + T) = 1.0 B) double-stranded, parallel, (A + T)/(C + G) = 1.0, (A + G)/(C + T) = 1.0 C) double-stranded, antiparallel, (A + T)/(C + G) = variable, (A + G)/(C + T) = variable D) double-stranded, antiparallel, (A + T)/(C + G) = variable, (A + G)/(C+ T) = 1.0 E) single-stranded, antiparallel, (A + T)/(C + G) = 1.0, (A + G)/(C + T) = 1.0

Biology & Microbiology

Increasing the workload throughout a strength training program is referred to as progressive resistance exercise.

a. true b. false

Biology & Microbiology

What is an endergonic reaction?

What will be an ideal response?

Biology & Microbiology