Human Inheritance

How many chromosomes are there in most of your body's cells?

• 23
• 46
• 12
• 48

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

How many chromosomes are in sex cells of humans? 

• 12
• 46
• 23
• 18

______________________ are three or more forms of a gene that code for a single trait. 

• Gametes
• Chromosomes
• Multiple Alleles
• Genes

Tags

NGSS.HS-LS3-1

An example of a trait controlled by many genes is

• eye color
• widow's peak
• hair on knuckles
• tongue roller

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

A ______________ is a person who has one normal or dominant allele for a trait and a recessive or abnormal allele for a trait.

• codominant
• disorder
• carrier
• pedigree

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

One ___________ is usually dominant, while the other is recessive.

• gene
• clone
• disorder
• allele

Tags

NGSS.HS-LS3-1

Besides genetics, what can alter or change a gene? (HINT: Height is an example.)

• cancer
• environment
• doctors
• television

Tags

NGSS.HS-LS3-2

NGSS.HS-LS4-5

What is the genotype for a male? 

• Tt
• GG
• XX
• XY

Tags

NGSS.HS-LS3-1

What is the genotype for an egg cell 

• Tt
• GG
• XX
• XY

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

What disease is a genetic disorder that results in abnormally shaped blood cells?

• Sickle Cell
• Hemophilia 
• Cystic Fibrosis
• Down Syndrome

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2