DNA/RNA Test

Question 1 Refer to the illustration right. The entire molecule shown in the diagram is called a/an amino acid. polysaccharide. nucleotide.

Question 2 Which of the following is not found in DNA? Cytosine Uracil None of the above

Question 3 The figure  below shows a single strand of DNA. Choose the first three nucleotides of the other DNA strand. GGC TTA CCT

Question 4 The figure  below shows a single strand of DNA. Choose the first three nucleotides of the complementary RNA strand. ACG AUC CUA

Question 5 During replication, the function of the enzyme DNA polymerase is to match nucleotides together. split the DNA apart

Question 6 In human cells, where does DNA replication take place? nucleus cytoplasm

Question 7 Each of the following is a type of RNA except carrier RNA. messenger RNA.

Question 8 In RNA molecules, adenine is complementary to uracil. guanine. cytosine.

Question 9 RNA differs from DNA in that RNA contains a different sugar molecule. contains the nitrogen base uracil. All of the above

Question 10 Transcription is the process by which genetic information encoded in DNA is made into a/an RNA molecule. DNA molecule.

Question 11 During transcription RNA is produced. DNA is replicated.

Question 12 Each organism has a unique combination of characteristics encoded in molecules of protein. DNA.

Question 13 How many amino acids are coded for by the strand of mRNA shown below? Assume the reading frame begins with the first nucleotide. CGAUAC 2 1 6

Question 14 Each nucleotide triplet in mRNA that specifies a particular amino acid is called a codon. an anticodon.

Question 15 The function of rRNA is to form ribosomes. synthesize mRNA.