Genomics Unit Practice Quiz-Applied

The animation represents what stage of meiosis?

• Prophase I

• Anaphase I

• Metaphase II

• Telophase I

Unlike mitosis, meiosis in male mammals results in the formation of

• one haploid gamete

• three diploid gametes

• four diploid gametes

• four haploid gametes

Suppose that an organism has the diploid number 2N=8. How many chromosomes do this organism's gametes contain?

• 8

• 16

• 4

• 2

Last unit, we learned that the purpose of mitosis is for growth and repair. What is the purpose of meiosis?

• Growth

• Repair

• Reproduction

• Cell division

A nucleotide does NOT contain

• a 5-carbon sugar.

• an amino acid.

• a nitrogen base.

• a phosphate group.

According to Chargaff’s rule of base pairing, which of the following is true about DNA?

• [A] = [T], and [C]=[G]

• [A] = [C], and [T]=[G]

• [A] = [G], and [C]=[T]

• [A] = [T]=[C]=[G]

In prokaryotes, DNA molecules are located in the

• nucleus.

• ribosomes.

• cytoplasm.

• histones.

In eukaryotes, nearly all the DNA is found in the

• nucleus.

• ribosomes.

• cytoplasm.

• histones.

The process of DNA Replication results in

• 1 different molecule of DNA

• 2 different molecules of DNA

• an exact copy of the original DNA molecule

RNA differs from DNA in that RNA has

• a double strand and contains uracil.

• a single strand and contains adenine.

• a double strand and contains thymine.

• a single strand and contains uracil.