ABT Unit 1 - Understanding DNA

What shape does the DNA structure form?

• Double helix

• Single helix

• Triple helix

• Quadruple helix

Nucleotides consist of a sugar, a phosphate group, and a ______.

• Lipid

• Nitrogenous base

• Protein

• Carbohydrate

Which part of the DNA is made of sugars and phosphates?

• Backbone

• Base pairs

• Helix

• Nucleotides

What is the role of DNA in living organisms?

• Instructional manual for life

• Energy source

• Structural support

• Waste removal

The backbone of DNA is made of sugars and ______.

• Proteins

• Phosphates

• Lipids

• Carbohydrates

DNA is made up of repeating units called ______.

• Nucleotides

• Amino acids

• Proteins

• Lipids

Which of the following is NOT a component of DNA?

• Sugar

• Phosphate group

• Nitrogenous base

• Lipid

What does the Central Dogma of Molecular Biology describe?

• The flow of genetic information

• The structure of proteins

• The function of enzymes

• The process of cell division.

In the Central Dogma, RNA is translated into ____.

• DNA

• Protein

• Lipids

• Carbohydrates

What is the first step in the Central Dogma of Molecular Biology?

• Protein synthesis

• DNA replication

• RNA transcription

• Cell division