DNA Structure & Replication
Quiz by Craig Parson
High School
Biology (2017)
Texas Essential Knowledge and Skills (TEKS)
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21 questions
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- Q1the process of making identical copies of DNA before cell divisionDNA Replication30s
- Q2Each half of an original DNA molecule serves as a templete for a new strand, and the two new DNA molecules each have one old and one new strand.Semiconservative replication30s
- Q3An enzyme that unwinds the double helix of DNA and separates the DNA strands in preparation for DNA replication.DNA helicase30s
- Q4Enzyme involved in DNA replication that joins individual nucleotides to produce a DNA moleculeDNA Polymerase30s
- Q5the strand of DNA that is continuously synthesized into the replication fork.leading strand30s
- Q6The strand that is synthesized away from the replication fork , in fragments using sections called Okazaki fragments.lagging strand30s
- Q7Small fragments of DNA produced on the lagging strand during DNA replication, joined later by DNA ligase to form a complete strand.Okazaki fragments30s
- Q8enzyme which connects the individual okazaki fragments on the lagging strand by forming covalent bondsDNA ligase30s
- Q95' to 3' direction; In DNA synthesis, DNA strands always elongate in a 5' to 3' direction.direction of replication30s
- Q10The form of DNA, referring to its two strands wound into a spiral shape.double helix30s
- Q11An enzyme that creates a short RNA primer for initiation of DNA replication.Primase30s
- Q12A molecule that consists of nucleotide monomers used for transmitting genetic information from one generation to the nextdeoxyribonucleic acid30s
- Q13Macromolecules that includes DNA and RNA.nucleic acid30s
- Q14A subunit of nucleic acids formed from a simple sugar, a phosphate group, and a nitrogenous base.nucleotide30s
- Q15A nitrogen base found in DNA and RNA. It pairs with thymine in DNA and with uracil in RNAadenine30s