DNA

Which two scientists created the model of DNA that is currently used?

• Watson

• Crick

• Avery

• Jones

Which three of the following make up nucleotides?

• Base

• Sugar

• Phosphate

• Protein

In DNA, which base pairs with Thymine?

• Adenine

• Cytosine

• Guanine

• Uracil

In DNA, which base pairs with Guanine?

• Adenine

• Thymine

• Cytosine

• Uracil

In RNA, which base pairs with Adenine?

• Thymine

• Cytosine

• Guanine

• Uracil

What is the structure of DNA called?

• Twisted Matrix

• Double Helix

• Hydrogen Bond

• Single Helix

Which of the following is NOT a step in DNA replication?

• Breaking hydrogen bonds

• 'Unzipping' DNA strand

• Pairing nucleotides

• Adding new sugars

What is the name for a long strand of DNA that contains genes?

• Chromosome

• Nucleus

• Ribosome

• Mitochondria

Tags

NGSS.HS-LS3-1

What are the largest genetic structures in the cell?

• Chromosomes

• Ribosomes

• Proteins

• Grana

Tags

NGSS.HS-LS3-1

How many copies of each chromosome are present?

• 2

• 23

• 4

• 46