Complementary DNA Sequences

Which of the following correctly matches: GCT AGA TCG

• CGA TCT AGC

• TAG CTC GAT

• ATC GAG CTA

• ATG CTC CGT

Which of the following is correctly matches: ATT GTA CGA

• TAA CAT GCT

• ATT GTA CGA

• TAA GTA TCG

• GCC ACG TAC

Tags

NGSS.HS-LS1-1

Which of the following is a base pair?

• Adenine - Cytosine

• Cytosine - Thymine

• Deoxyribose - Cytosine

• Cytosine - Guanine

What is the purpose of the Extension step of PCR?

• To create the primers.

• To allow polymerase to create the complementary strands of DNA.

• To extend the time it takes to produce DNA.

• To allow substrates to copy DNA sequences.

Choose the correct complementary nucleotide sequence for the following:

CTACGAGGATAT

• GATGCTCCTATA

• GTTGCTCCTATA

• TATGCTCCTATA

• GATGCTCCTATT

Which type of bonds are broken between the base pairs?

• covalent

• ionic

• carbon

• hydrogen

Which of the following correctly matches: GAT CCA TAG

• CTA GGT ATC

• CTA GGA ATC

• GTA CCA TAC

• GAT CCA TAG

Choose the correct complementary nucleotide sequence for the following: TCG AAT CGG

• AGC TTA GCC

• AGC TTA GGC

• TGC TTA GCC

• AGC TTA CGG

What is the role of DNA ligase in DNA replication?

• To unwind the DNA double helix

• To synthesize RNA primers

• To join Okazaki fragments

• To separate DNA strands

Which enzyme is responsible for adding nucleotides to a growing DNA strand during replication?

• DNA ligase

• DNA polymerase

• Helicase

• Primase