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Ninth Grade (Grade 9) DNA, RNA, and Genetics Questions

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Grade 9 DNA, RNA, and Genetics
Which four nitrogenous bases are found in DNA?
  1. guanine, cytosine, adenine, thymine
  2. guanine, uracil, adenine, cytosine
  3. both a and b
  4. none of the above
Grade 9 DNA, RNA, and Genetics
What describes the synthesis of RNA with a template of DNA?
  1. transcription
  2. translation
  3. photosynthesis
  4. respiration
Grade 9 DNA, RNA, and Genetics
All are characteristics of DNA EXCEPT
  1. having deoxyribose sugar.
  2. being single-stranded.
  3. being double-stranded.
  4. having four nitrogenous bases.
Grade 9 DNA, RNA, and Genetics
Which kind of sugar is encountered in the nucleotides of DNA?
  1. deoxyribose
  2. ribose
  3. glucose
  4. none of the above
Grade 9 DNA, RNA, and Genetics
Which nitrogenous base is only found in RNA?
  1. uracil
  2. thymine
  3. guanine
  4. cytosine
Grade 9 DNA, RNA, and Genetics
Grade 9 DNA, RNA, and Genetics
The process by which RNA is made from DNA is called
  1. translation.
  2. transcription.
  3. replication.
  4. respiration.
Grade 9 DNA, RNA, and Genetics
Grade 9 DNA, RNA, and Genetics
Grade 9 DNA, RNA, and Genetics
Which are primary sources of genetic variation?
  1. immigration and allele frequencies
  2. genetic shuffling and immigration
  3. mutations and immigration
  4. mutations and genetic shuffling
Grade 9 DNA, RNA, and Genetics
Which series is the correct pathway for protein synthesis?
  1. DNA, RNA, protein synthesis
  2. protein synthesis, RNA, DNA
  3. DNA, protein synthesis, RNA
Grade 9 DNA, RNA, and Genetics
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