Review DNA Structure and Nucleotides

Which of the following describes the shape of a DNA molecule?

• double helix

• sphere

• twisted

  ladder

• A blob

What does DNA stand for?

• Deoxyribonucleic acid
• Denitro acid

• Deribonucleic acid
• Diribonucleic acid

Name this structure

• double helix

• nucelotide

• twisted ladder

• hydrogen bond

Tags

NGSS.HS-LS1-1

Where in the cell is DNA usually found in?

• cell membrane
• cytoplasm

• ribosome
• nucleus

Tags

NGSS.MS-LS3-1

The letters of the DNA nitrogen rich bases are:

• A, C, G and T

• A, O, G, and T

• C, G, P and T

• C, G, T and D

Why is DNA important?

• It gives each cell instructions on how to to function.

• It is what the cell membrane is made of.

• It carries the genetic information for the organism

• It is food for the cell.

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

In DNA complementary base pairing, T always pairs with:

• A

• T

• G

• C

In DNA complementary base pairing, C always pairs with:

• A

• C

• T

• G

How does DNA give instructions to the cell on how to make proteins?

• By having a double or triple helix

• Adding more phosphate

• Different combinations of letters from the DNA alphabet

• Adding more sugar

Tags

NGSS.HS-LS1-1

A sequence of many base letters giving the cell instructions to make a specific protein is called a:

• Gene

• Helix

• Phosphate

• Codon

Tags

NGSS.HS-LS1-1