What two types of resistors are used as safety features in houses?


Answer : fuses and circuit breakers

Biology & Microbiology

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Recombination analysis allows for the mapping of genes because the frequency of crossing over is proportional to what distance?

What will be an ideal response?

Biology & Microbiology

Which of the following is true of the analysis of DNA fragments using gel electrophoresis?

A. DNA has an overall negative charge and moves to the positive pole. B. An electric current through the gel causes DNA fragments to migrate. C. DNA fragments are stained to visualize them. D. Larger DNA fragments move slowly and remain closer to the wells. E. All of these choices are correct.

Biology & Microbiology

In retroviruses, DNA is synthesized from an RNA template using which enzyme?

What will be an ideal response?

Biology & Microbiology

Substrate-level phosphorylation ____.

A. occurs during glycolysis B. requires the presence of oxygen C. is a precursor for the phosphorylation of glucose D. is the source for the majority of the ATP produced in aerobic respiration E. occurs in the mitochondria

Biology & Microbiology