Which division of meiosis reduces the number of chromosomes by half?

a. meiosis I
b. meiosis II
c. both meiosis I and meiosis II
d. neither meiosis I or meiosis II


Answer: a. meiosis I

Biology & Microbiology

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What mechanism used for mobilization of transposable elements can lead to deletions in genomes?

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Which of the following correctly lists the levels of biological organization?

1.tissue, cell, organ, organ system, organism 2.cell, organ, tissue, organ system, organism 3.cell, tissue, organ, organ system, organism 4.cell, tissue, organ system, organ, organism

Biology & Microbiology

The technique that separates DNA fragments of different lengths by applying a charge is known as

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Biology & Microbiology