heredity

The brown eye trait is dominant over blue eyes. Which of the following genotypes best represents the phenotype for blue eyes?

• BB

• Bb

• bb

• bB

Tags

NGSS.HS-LS3-1

Each organism has 2 alleles for a particular trait. Where do these two alleles come from?

• One from each parent

• Both from one parent

• Alleles do not come from parents

• The kidney

Tags

NGSS.HS-LS3-1

What is the genotype for #15?

• rr

• Rr

• RR

• rR

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

An organism’s physical appearance of visible traits is a _____________.

• Genotype

• Phenotype

• Homozygous

• Heterozygous

The passing of DNA from parents to offspring

• Generation
• Heredity
• Inheritance
• Traits

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

After Mendel died scientists began to recognize the importance of his ideas. They called him a name. What was that name?

• Father of genes
• Father of heredity
• Father of genetics
• Father of traits

What is a gene?

• An entire chromosome that  codes for a trait
• a piece of clothing
• a piece of a DNA on chromosome that codes for a trait
• Chemical messengers in your brain that code for a trait

Tags

NGSS.HS-LS3-1

What is a recessive allele?

• A trait that is always shown (capital letter)
• A trait that can be hidden (lower case letter)
• Alleles that are the same
• Alleles that are different

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

Genes always appear in pairs. Your parents donate ________ allele for every trait.

• 1
• 2
• 23
• 46

Tags

NGSS.HS-LS3-1

What are the two genotypes that show the DOMINANT Phenotype

• GG, gg
• GG, Gg
• Gg, gg