Genetic Mutations

What is a genetic mutation

• the making of a zombie

• any change in the DNA base pairs

• the process of duplicating the DNA in a cell

Tags

NGSS.HS-LS3-2

A gene substitution mutation occurs when

• a base pair is missing from the DNA strand

• a base pair is added to the DNA strand

• a base pair is replaced with a different base pair

Tags

NGSS.HS-LS3-2

An gene insertion/additon mutation occurs when

• a base pair is missing from the DNA strand

• a base pair is added to the DNA strand

• a base pair is replaced with a different base pair

Tags

NGSS.HS-LS3-2

A gene deletion mutation occurs when

• a base pair is missing from the DNA strand

• a base pair is added to the DNA strand

• a base pair is replaced with a different base pair

Tags

NGSS.HS-LS3-2

Many mutations...

• Occur randomly

• Occur because of bad eating habits

• Occur because of lack of exercise

Tags

NGSS.HS-LS3-2

Mutations can be...

• Harmful

• Beneficial

• Neutral

• All of the Above

Tags

NGSS.HS-LS3-2

NGSS.HS-LS4-2

An example of a sex-linked trait in humans is

• color-blindness

• sickle-cell anemia

• eye color

• hair color

Crossing over in chromosomes is important because

• makes offspring the same

• creates new combinations of traits in offspring

• makes more mutations

• gets rid of mutations in DNA

Tags

NGSS.HS-LS3-2

Abnormal red blood cells that result in oxygen deficiency

• Sickle cell anemia

• Phenylketonuria

• Tay-Sachs Disease

• Muscular Dystrophy

Tags

NGSS.HS-LS3-2

ENZYME THAT BREAKS DOWN THE AMINO ACID PHENYLALANINE IS ABSENT; RESULTS IN BRAIN DAMAGE/MENTAL RETARDATION)

• Sickle cell anemia

• Phenylketonuria

• Tay-Sachs Disease

• Muscular Dystrophy

Tags

NGSS.HS-LS1-1