Harper BIO101 DNA Structure and Replication Homework Latest 2020 MAY

BIO101 Biology Survey

DNA Structure and Replication Homework

Review the basic structure of DNA by labeling these diagrams.  Use the following terms:

Nucleotide

Sugar (deoxyribose)

Phosphate group

Sugar-phosphate backbone

Thymine (T)

Adenine (A)

Guanine (G)

Cytosine (C)

Hydrogen bond

Complementary base pair

Double Helix

A.  What are the three components of a nucleotide? 

B.  What is different between a DNA nucleotide and an RNA nucleotide?

 What does it mean that the two strands of DNA in the double helix are antiparallel?

A.  What are Chargaff’s rules? 

B.  How do these rules represent complementary base pairing? 

C.  What nucleotides will always complementary base pair in the double helix?