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Molecular Genetics: Terms and DNA Structure Quiz

12 Questions

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Molecular Genetics: Terms and DNA Structure Quiz

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Questions and Answers

What is the basic unit of nucleic acid?

Chromosomes

Proteins

Lipids

Nucleotides (correct)

Who discovered the structure of the DNA molecule as a Double Helix?

James Watson and Francis Crick (correct)

Gregor Mendel

Rosalind Franklin and Maurice Wilkins

Matt Meselson and Frank Stahl

What nitrogenous base pairs with Guanine in DNA?

Thymine

Cytosine (correct)

Adenine

Uracil

Which scientists proved the Semi-Conservative replication of DNA?

Matt Meselson and Frank Stahl Signup and view all the answers

How many strands does RNA have compared to DNA?

1 strand Signup and view all the answers

What is the process of producing 2 identical replicas of DNA from 1 original DNA molecule called?

Replication Signup and view all the answers

What is the role of DNA Polymerase in DNA replication?

Adds nucleotides to the template strand Signup and view all the answers

Which enzyme is responsible for starting the replication process by adding short RNA primers?

Primase Signup and view all the answers

What happens in the termination phase of DNA replication?

Daughter DNA molecules are produced Signup and view all the answers

During translation, what is the role of transfer RNA (tRNA)?

Decodes mRNA into amino acids Signup and view all the answers

Which enzyme is responsible for unwinding and unzipping DNA during transcription?

RNA Polymerase Signup and view all the answers

What is the function of Ligase in DNA replication?

Links gaps between segments in the lagging strand Signup and view all the answers