DNA Replication

Front

What is the complimentary strand for the base sequence AGCTAGCTAGCT?

Back

TCGATCGATCGA

Front

Why is the process of DNA replication called semi-conservative?

Back

Two identical molecules, each with 1 original strand and one new.

Front

What is A? Options: Leading strand, Lagging strand, Okazaki Fragments, DNA polymerase

Back

Leading strand

Front

The two strands of DNA are held together by:
Options: Hydrogen Bonds, Phosphodiester Bonds, Glycolsyl Bonds, Glycosidic Linkages

Back

Hydrogen Bonds

Front

The 5' end of DNA is marked by a(n)

Back

Phosphate Group

Front

The concept that DNA is made of two strands running in opposite directions is called:

Back

Antiparallel

Front

Who's work concluded that the %A=%T  and %G=%C? Options: Chargaff, Meischer, Levene, Hammerling

Back

Chargaff

Front

Which of the following statements about DNA replication is TRUE?

• the leading strand is replicated continuously, while the lagging strand is replicated discontinuously
• the leading strand is replicated discontinuously, while the lagging strand is replicated continuously
• both the leading and lagging strands are replicated continuously
• both the leading and lagging strands are replicated discontinuously
• each of the leading and lagging strands is replicated both continuously and discontinuously

Back

the leading strand is replicated continuously, while the lagging strand is replicated discontinuously

Front

When DNA replicates, each strand of the original DNA molecule is used as a template for the synthesis of a second, complementary strand. Which of the following figures most accurately illustrates enzyme-mediated synthesis of new DNA at a replication fork?

Options:

A

,

B

,

C

,

D

Back

D

Front

If a DNA molecule is 18% Guanine, what are the percentages of the other bases?

Back

18% cytosine, 32% adenine, 32% thymine