DNA Evidence

Which of the following best describes a DNA molecule?

• double helix
• contains ribose
• made of amino acids
• contains Uracil

Tags

NGSS.HS-LS1-1

Adenine bonds with ______________.

• Guanine
• Thymine
• Cytosine
• Adenine

Guanine bonds with ______________.

• Adenine
• Guanine
• Cytosine
• Thymine

Tags

CCSS.RL.9-10.7

CCSS.RI.9-10.7

CCSS.RL.11-12.7

CCSS.RL.8.7

CCSS.RI.8.7

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

What determines the code, or information, of a DNA molecule?

• the shape (structure) of the nitrogen bases
• the order (sequence) of the nitrogen bases
• the color of the nitrogen bases
• the frequency (number) of nitrogen bases

Tags

NGSS.HS-LS1-1

Which 2 molecules form the sides (backbone) of the DNA ladder?

• deoxyribose sugar and adenine
• deoxyribose sugar and a hydrogen bond
• deoxyribose sugar and the nucleus
• deoxyribose sugar and phosphate

Which organelle are chromosomes found in?

• cell membrane

• vacuole

• chloroplast

• nucleus

Tags

NGSS.HS-LS3-1

DNA is a polymer made of:

• Nucleotides
• Ribosomes
• Purines
• Pyrimidines

Tags

NGSS.HS-LS1-1

The rungs of the DNA ladder contain

• Deoxyribose sugars
• Phosphates
• Nitrogenous bases
• the double helix

Gel electrophoresis separates DNA strands based on:

• charge
• thickness
• size
• preference