DNA & Genetics

This scientist discovered dominant and recessive traits by experimenting with pea plants

• Rosalind Franklin
• Gregor Mendel
• Watson and Crick
• Robert Hooke

This scientist saw an x-ray of DNA and its spiral shape

• Rosalind Franklin
• Watson and Crick
• Gregor Mendel

What is the scientific name for the shape of DNA?

• twisted ladder
• spiral staircase
• double helix
• twister

What three things make up DNA?

• nucleus, nucleolus, membrane
• sugar, base, cell
• phosphate, base, oxygen
• sugar, phosphate, and base

In base pairing, A always pairs with...

• C
• G
• A
• T

In base pairing C always pairs with 

• G
• A
• C
• T

Where does DNA come from?

• biological mom only

• biological dad only

• biological mom and dad

• nobody

Tags

NGSS.HS-LS3-1

sections of DNA that code for traits are called

• nucleotides
• genes
• sugars
• phosphates

Tags

NGSS.HS-LS1-1

NGSS.HS-LS3-1

NGSS.HS-LS3-2

Together, a sugar, phosphate, and a base make a 

• nucleotide
• double helix
• chromosome

Another name for homozygous

• dominant

• heterozygous

• hybrid

• purebred