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How well do you know this branch of biology?


Quiz ID:#1440
Fun:** (1.85)
Difficulty:*** (2.75)
Category:Science > Biology
Created By:Winner4600******




#1   One of the differences between the structures of DNA and RNA is that RNA has ___ as a nitrogenous base instead of ___ in DNA.

#2   DNA only leaves the nucleus when proteins need to be made on ribosomes.

#3   What is the name for the short segments generated by the lagging strand in DNA replication?

Your Answer: (Show Hint)

#4   In the now-famous experiment by Alfred Hershey and Martha Chase, radioactive ___ was used to determine that DNA, and not protein, is the genetic material of all organisms.

#5   What technique, used by Rosalind Franklin, provided an image that was key in discovering the structure of DNA?

Your Answer: (Show Hint)

#6   If one strand of DNA has the sequence 3'-AGTCGATTCGA-5', what is the sequence on the complementary strand?

#7   As shown by Matthew Meselson and Franklin Stahl, DNA replicates by the ___ model.

Your Answer: (Show Hint)

#8   Point insertions and point deletions are more harmful than point mutations when translating RNA into polypeptides.

#9   Joe and Liz are getting married. Joe was married once before, and had a child with cystic fibrosis. Liz's brother died of cystic fibrosis. What is the probability that they will have a baby with cystic fibrosis? (Neither of them has cystic fibrosis.)

#10   Complete the analogy: DNA polymerase : Adds nucleotides to growing DNA strand :: ___ : Seals gaps between nucleotides

Your Answer: (Show Hint)





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