DNA Structure & Components
What is the monomer unit of DNA?
What is Nucleotide ?
Which process is used by both prokaryotes and eukaryotes to reproduce asexually?
What is DNA replication?
DNA polymerase can only add nucleotides to which end of a growing strand?
What is the 3-prime end?
Which structure connects centrosomes to chromosomes?
What are microtubules?
Which type of gene normally halts the cell cycle to fix DNA errors?
What is a tumor suppressor gene?
What part of DNA gives it a negative charge?
What is the Phosphate group ?
What is the outcome of asexual reproduction in both prokaryotes and eukaryotes?
What are two genetically identical daughter cells?
What are Okazaki fragments?
What are short DNA fragments made on the lagging strand?
What structure at the centromere does microtubules attach to during mitosis?
What is the kinetochore?
What is the normal function of a proto-oncogene?
What is promote cell cycle progression?
DNA of a species contains 15% thymine. What percent is cytosine?
What is 35 percent?
What structure do eukaryotes use for chromosome movement that prokaryotes lack?
What are spindle fibers (the spindle apparatus)?
What is the helicase?
During which phase do nuclear envelopes reform and spindles disassemble?
What is telophase?
What is usually the cause of Cancer? ( 1 or multiple mutations)
What is the accumulation of multiple mutations over time?
Which nitrogenous bases are considered purines?
What are guanine and adenine (G & A)?
A cell with chromosomes aligned at the center is in which phase of mitosis?
What is metaphase?
What is the name of the strand that is synthesized continuously during DNA replication?
What is the leading strand
True or False - The microtubules are sent out by the centromere to attach to the centrosome during mitosis.
What is False?
Which type of gene acts as the “brake” of the cell cycle?
What is a tumor suppressor gene?
Nucleotides are linked together by what kind of bond between sugar and phosphate?
What are phosphodiester bonds?
What process divides the actual cytoplasm during cell division?
What is the cytokinesis?
If DNA polymerase could synthesize in both directions, which feature during DNA replication would be unnecessary?
What are Okazaki fragments?
During which phase of the cell cycle would you see a decondensed chromosome in the nucleus and two centrosomes in the cytoplasm?
What is the G2 phase?
If a tumor invades nearby tissues and metastasizes, what kind of tumor is it?
What is a malignant tumor