DNA form/function review

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

• double helix

• ribonucleic

• twisty misty

• matrix punnet

Adenine bonds with ______________.

• Guanine
• Thymine
• Cytosine
• Adenine

Guanine bonds with ______________.

• Adenine
• Guanine
• Cytosine
• Thymine

Tags

CCSS.RL.11-12.7

CCSS.RI.11-12.7

CCSS.RL.9-10.7

CCSS.RI.9-10.7

CCSS.RL.8.7

What determines which trait is expressed by a gene?

• The order of the sugar and phosphate

• The order of the nitrogen bases

• The amount of chromosomes in a cell

• The number of times the gene is seen in the chromosomes

Which organelle is DNA usually found in?

• cell membrane
• vacuole
• chloroplast
• nucleus

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

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

How many chromosomes do human cells have?

• 46

• 23

• 2

• 44

Tags

NGSS.HS-LS3-1

What is a gene?

• A bundle (like a hot dog bun) that the DNA is packed into
• something inside the nucleus
• a piece of DNA
• all of your DNA

Tags

NGSS.HS-LS1-1

Bundled up, organized DNA is called a

• gene

• trait

• chromosome

• nucleotide

Tags

NGSS.HS-LS3-1

Who were the first guys to build a model of a DNA molecule?

• Rosalind Franklin

• James Watson

• Gregor Mendel

• Francis Crick