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Genetics
How well do you know this branch of biology?
Quiz ID:
#1440
Fun:
(1.86)
Difficulty:
(2.75)
Category:
Science
>
Biology
Created By:
Winner4600
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#1 One of the differences between the structures of DNA and RNA is that RNA has ___ as a nitrogenous base instead of ___ in DNA.
adenine; guanine
uracil; thymine
adenine; thymine
thymine; uracil
cytosine; adenine
#2 DNA only leaves the nucleus when proteins need to be made on ribosomes.
True
False
#3 What is the name for the short segments generated by the lagging strand in DNA replication?
Your Answer:
2 words, 16 letters. There is also an alternate 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.
carbon
phosphorus
uranium
hydrogen
nitrogen
#5 What technique, used by Rosalind Franklin, provided an image that was key in discovering the structure of DNA?
Your Answer:
2 words, 20 letters. There are 5 alternate answers.
(
Show Hint
)
#6 If one strand of DNA has the sequence 3'-AGTCGATTCGA-5', what is the sequence on the complementary strand?
3'-TCAGCTAAGCA-5'
5'-UCAGCUAAGCA-3'
5'-CATGGACTCAG-3'
5'-TCAGCTAAGCT-3'
3'-UCAGCUAAGCA-5'
#7 As shown by Matthew Meselson and Franklin Stahl, DNA replicates by the ___ model.
Your Answer:
1 word, 16 letters. There are 3 alternate answers.
(
Show Hint
)
#8 Point insertions and point deletions are more harmful than point mutations when translating RNA into polypeptides.
True
False
#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.)
1/2
1/3
1/4
1/6
1/10
#10 Complete the analogy: DNA polymerase : Adds nucleotides to growing DNA strand :: ___ : Seals gaps between nucleotides
Your Answer:
2 words, 9 letters. There is also an alternate answer.
(
Show Hint
)
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