Who were the scientists credited with discovering the double helix structure of DNA?

• Einstein and Newton

• Watson and Crick

• Darwin and Mendel

• Curie and Rutherford

The building block of nucleic acids are nucleotides.  Nucleotides are composed of a sugar, a phosphate group, and a _________________ base.

• oxygen
• hydrogen
• nitrogen
• carbon

The backbone of a DNA molecule is made from a 5 carbon ______________ and a _______________ group.

• lipid, carbon

• sugar, phosphate

• nitrogen, oxygen

• nitrogen, sulfur

Tags

NGSS.HS-LS1-6

What are the four nitrogen bases?

• adenine, thymine, guanine, cytosine
• adenine, lysine, prolene, guanine
• arganine, cytosine, lysine, purine
• lysine, cytosine, lucine, guanine

The shape of the DNA molecule is a double __________________?

• "S"
• helix
• rope
• curve

The sugar in DNA is ?

• ribose

• glucose
• deoxyribose
• fructose

When DNA makes a copy of itself, the new strands are identical or different?

• identical
• different

Tags

NGSS.HS-LS3-2

What is the primary role of DNA in living organisms?

• storing genetic information

• providing energy

• regulating temperature

• transporting nutrients

Tags

NGSS.HS-LS1-1

NGSS.HS-LS3-1

DNA makes a copy of itself in a process called ________________________________?

• translation

• replication

• transcription

• division

Tags

NGSS.HS-LS3-2

What are the building blocks for DNA?

• carbohydrates
• nucleotides
• lipids
• proteins