Double Helix

The structure of DNA is a twisted ladder shape called a _________________.

• helix

• single helix

• double helix

• triple helix

The two sides of the DNA ladder are made up of ____________________________________________.

• sugars and phosphates

• traits and characteristics

• DNA and RNA

What shape is DNA?

• a circle

• a triangle

• a double helix

Which of the following best describes a DNA molecule?

• double helix

• contains ribose

• made of amino acids

• contains Uracil

Tags

NGSS.HS-LS1-1

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

• cytosine

• guanine

• thymine

• 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

the process of making a copy of DNA

• transcription

• double helix

• DNA replication

• replication fork

DNA is a polymer made of:

• Nucleotides

• Ribosomes

• Purines

• Pyrimidines

Tags

NGSS.HS-LS1-1

DNA codes for...

• bases

• proteins

• amino acids

• phosphates

Tags

NGSS.HS-LS1-1

What is the shape of the DNA molecule known as?

• Helix

• Single Helix

• Double Helix

• Triple Helix