Genetic perfection

Which of the following is a recessive disorder causing red blood cells to change shape reducing oxygen carrying capacity?

• PKU

• Trisomy 21

• Hemophilia

• Sickle-Cell Anemia

G = green, g = yellow
The genotype for a yellow plant is...

• GG
• Gg
• gg
• all of the choices result in yellow

Mutations can have a ____________effect on an organism

• harmful

• beneficial

• neutral

• any of these

What causes mutations?

• A mutagen such as UV radiation or chemical exposure

• A random mistake when copying DNA

• Breathing air/sharing a drink with someone who has the mutation

• the first two answers, not the third

In the second generation-how many people are carriers of the trait?

• 2
• 3
• 5
• 6

Which gender can be carriers of colorblindness and not have it?

• Just males
• Just females
• Both genders

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

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

In mitosis, the two resulting cells are

• different from the starting cell and identical to each other.
• different from the starting cell and different from each other.
• identical to the starting cell and different from each other.
• identical to the starting cell and identical to each other.

Tags

NGSS.HS-LS1-4

Which of these cells would be produced through meiosis?

• skin cells

• liver cells

• brain cells

• sperm cells

Chromosomes exchange genetic material during 

• crossing over
• replication
• synthesis
• translation