DNA and its Structure

Who said that DNA contains more phosphorus than protein?

• Griffith

• Avery

• Chase

• Hershey

What two parts of a nucleotide do not change throughout the structure of DNA?

• Pentose sugar and nitrogenous base

• Phosphate group and pentose sugar

• Phosphate group and nitrogenous base

• All remains the same throughout the DNA structure

Which shows the correct complementary base pairing for DNA?

• C-A, T-G

• A-G, C-T

• C-G, U-A

• T-A, G-C

What is meant by the acronym DNA?

• Deoxyribosic Acids

• Ribonucleic Acid

• Deoxyribonulous Acid

• Deoxyribonucleic Acid

Where most of the DNAs located?

• Mitochondria

• Endoplasmic Reticulum

• Cytoplasm

• Nuclei

Which of the following best describes a DNA structure?

• double helix

• macromolecule

• contains ribose

• contains nucleotides

Which of the following is the complementary pair of Adenine?

• Adenine

• Cytosine

• Thymine

• Guanine

Which of the following is the primary unit of DNA?

• Nitrogenous bases

• Nucleotide

• Phosphate group

• Pentose Sugar

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

• cytosine

• guanine

• thymine

• uracil

In the structure of nucleotide, the shape that has 5 sides is

• Nitrogenous base

• Pentose sugar

• Phosphate group

• Adenine