DNA and RNA

Which of the following is not one of the four nitrogenous bases found in DNA?

• Adenine

• Thymine

• Glucose

• Guanine

• Cytosine

Which of the following will pair with Adenine?

• Guanine

• Thymine

• Cytosine

Which of the following will pair with Cytosine?

• Thymine

• Guanine

• Adeine

Where is Eukaryotic DNA generally located?

• In the cytoplasm

• In the nucleus

• In space

What is the principal enzyme involved in DNA replication

• glucose

• fructose

• DNA Polymerase

• Lactase

Which sequence of complementary DNA bases would pair with this partial strand
ATG TGA CAG?

• ATG TGA CAG

• TAC ACT GTC

• GTA AGT GAC

• CAT TCA CTG

In a molecule of double-stranded DNA, the amount of adenine present is always equal to the amount of _________.

• cytosine

• guanine

• thymine

• uracil

What determines the code, or information, of a DNA molecule?

• the shape (structure) of the nitrogen bases

• the order (sequence) of the nitrogen bases

• the color of the nitrogen bases

• the frequency (number) of nitrogen bases

Tags

NGSS.HS-LS1-1

Which 2 molecules form the sides (backbone) of the DNA ladder?

• deoxyribose sugar and adenine

• deoxyribose sugar and a hydrogen bond

• deoxyribose sugar and the nucleus

• deoxyribose sugar and phosphate

The two strands of nitrogenous bases in DNA are joined by which type of bond?

• polar bonds

• ionic bonds

• covalent bonds

• hydrogen bonds

Tags

NGSS.HS-LS1-1