Week 3 Genetics and Heredity Quiz

Which of the following is heterozygous

• FF
• tt
• Gg
• RR

Tags

NGSS.HS-LS3-2

Which of the following is homozygous recessive?

• rr
• AA
• TT
• Ff

Tags

NGSS.HS-LS3-1

Physical characteristics, or visible traits of an organism

• phenotype

• genotype

• trait

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

Study of how traits are inherited

• Traits

• Genetics

• DNA

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

Two different alleles for the same trait.

• Heterozygous

• Homonzygous

• Dominant

Tags

NGSS.HS-LS3-1

What is the percentage of homozygous recessive offspring?

• 0%
• 25%
• 50%
• 75%

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-3

Which sequence of DNA bases would pair with this partial strand
CAT TCA CTG

• ATG TGA CAG
• TAC ACT GTC
• GTA AGT GAC
• CAT TCA CTG

Why does DNA replicate?

• To create another copy for the new cell
• To create a duplicate copy in case the original gets damaged
• To create a new copy to replace the damaged original

Which of the following best describes a DNA molecule?

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

Tags

NGSS.HS-LS1-1

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-LS3-1

NGSS.HS-LS1-1