DNA & Protein Synthesis

Who is credited for discovering the shape of DNA?

• James Lebron and Francis Oneill

• James Watson and Francis Crick

• Henry Ford

• Rosalind Franklin

What 3 things make up a nucleotide?

• Sugar, Phosphate, Nitrogen Base

• Sugar, Hydrogen, Carbon

• Carbon, Phosphate, Nitrogen

• mRNA, tRNA and rRNA

Which of the following best describes a DNA molecule?

• double helix
• contains ribose
• made of amino acids
• contains Uracil

Tags

NGSS.HS-LS1-1

Why is DNA important?

• it is very small and very complicated
• it's in everything
• it serves as the blueprint for traits of all living things
• because we eat it every day for energy

Tags

NGSS.HS-LS1-1

NGSS.HS-LS3-1

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

Nitrogenous bases are joined by which type of bond?

• polar bonds
• ionic bonds
• covalent bonds
• hydrogen bonds

Tags

NGSS.MS-LS3-1

NGSS.MS-PS1-1

In Griffith's experiment, what molecule was responsible for transforming the safe bacteria into a deadly bacteria?

• DNA

• RNA

• Proteins

• Ribosomes

Who is responsible for producing this image which lead to the discovery of the DNA structure?

• Francis Crick

• James Watson

• Rosalind Franklin

• Watson and Crick

Tags

NGSS.HS-LS1-1

What is the purpose of DNA replication?

• Cut the DNA 
• Make more cells
• Apoptosis
• Duplicate the DNA

The enzyme that unzips the DNA to prepare for replication is _________.

• helicase

• replicase

• polymerase

• synthase