EBIO 1210 : DNA & DNA REPLICATION TEST QUESTIONS WITH
ACCURATE SOLUTIONS
An old DNA strand is used as a _____ for the assembly of a new DNA strand. --
Answer ✔✔ template (An old DNA strand is used as a template for the synthesis of a
complementary new strand.)
DNA replication is said to be semiconservative. What does this mean? -- Answer ✔✔
Each new double helix consists of one old and one new strand.
In an organism's DNA, what makes one nucleotide different from another? -- Answer
✔✔ The base
What holds the two strands of a DNA molecule together? -- Answer ✔✔ Hydrogen
bonds between complementary base pairs
The percentage of the adenine (A) nucleotide in a particular organism's genome is 30%.
The percentages of the other nucleotides must be approximately -- Answer ✔✔ 30% T,
20% G, 20% C
During DNA replication -- Answer ✔✔ -each strand can act as a template for the
replication of the molecule
-the two strands of the original DNA molecule must be separated
-enzymes facilitate all the steps involved
-each of the original two strands of DNA will wind up in a different chromatid
DNA replication in your cells begins at -- Answer ✔✔ origins of replication.
ACCURATE SOLUTIONS
An old DNA strand is used as a _____ for the assembly of a new DNA strand. --
Answer ✔✔ template (An old DNA strand is used as a template for the synthesis of a
complementary new strand.)
DNA replication is said to be semiconservative. What does this mean? -- Answer ✔✔
Each new double helix consists of one old and one new strand.
In an organism's DNA, what makes one nucleotide different from another? -- Answer
✔✔ The base
What holds the two strands of a DNA molecule together? -- Answer ✔✔ Hydrogen
bonds between complementary base pairs
The percentage of the adenine (A) nucleotide in a particular organism's genome is 30%.
The percentages of the other nucleotides must be approximately -- Answer ✔✔ 30% T,
20% G, 20% C
During DNA replication -- Answer ✔✔ -each strand can act as a template for the
replication of the molecule
-the two strands of the original DNA molecule must be separated
-enzymes facilitate all the steps involved
-each of the original two strands of DNA will wind up in a different chromatid
DNA replication in your cells begins at -- Answer ✔✔ origins of replication.
