DNA & Cell Replication-4

What are the four nitrogen bases of DNA?

• Uracil, Thymine, Adenine, and Guanine
• Cytosine, Thymine, Adenine, Guanine
• Thymine, Adenine, Lytosine, Guanine
• Thymine, Adenise, Guanine, Cytosol

What structure protects the ends of chromosome?

• telomeres
• the double helix structure
• the 3' ---> 5' arrangement
• the stop codons

Which of the following processes occurs in eukaryotic organisms (organisms with a nucleus in their cells) that only reproduce asexually?

• Mitosis
• Meiosis
• Both mitosis and meiosis
• Fertiliziation

Which strand grows continuously towards the replication fork?

• leading strand
• replicating strand
• RNA strand
• DNA strand

Which stage of mitosis is when the chromosomes separate and get pulled to either side of the cell by the kinetichores.

• Prophase
• Telophase
• Metaphase
• Anaphase

what enzyme replaces RNA primer on the leading strand with DNA?

• Polymerase
• Telophase
• Helicase
• Anacase

Muscle cells are likely to be in which stage of the cell cycle?

• Mitosis
• Telophase
• S Phase
• G0 Phase

The primary difference between meiosis and mitosis is

• meiosis creates four haploid cells and mitosis creates two diploid cells.
• Telophase
• meiosis creates two haploid cells and mitosis creates four diploid cells.
• meiosis creates two diploid cells and mitosis creates four haploid cells.

What is the subunit that consists of DNA coiled around histones

• nucleotide
• Telophase
• meiosis creates two haploid cells and mitosis creates four diploid cells.
• prophase

What is the small fragment of DNA produced on the lagging strand during DNA replication

• metaphase
• Telophase
• meiosis creates two haploid cells and mitosis creates four diploid cells.
• helicase