Genotype & Phenotype Warm Up

What is an Allele?

• a specific characteristic

• a form of a gene

• a portion of DNA that codes for a trait

• passing of traits

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

What is an example of a trait?

• Height

• Eye color

• All

• Hair type

Tags

NGSS.HS-LS3-1

In order for an allele to be DOMINANT, it needs what?

• a capital letter

• a lowercase letter

• a gene

• None

What does it mean if an allele combo is homozygous?

• alleles are different

• it explains what the genes say

• both alleles are the same

• it is the physical trait observed

If an organism has a genotype of BB, we can describe it as:

• homozygous dominant

• heterozygous dominant

• homozygous recessive

• heterozygous recessive

If an organism has a genotype of Rr, we can describe it as:

• homozygous recessive

• homozygous dominant

• heterozygous dominant

• heterozygous recessive

If having stripes is dominant, what would be the correct genotype that would match?

• SS

• Ss

• ss

• Both SS and Ss

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

If long beaks on birds is recessive, which of the following genotypes matches?

• BB

• Bb

• bb

• BB and bb

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

What is a phenotype?

• what the genes actually say

• the physical trait observed

• what is expressed with a capital letter

• what is expressed with no capital letter

If purple flowers are dominant to white flowers, what would the phenotype be for Pp.

• Purple

• White

• Both

• None

Tags

NGSS.HS-LS3-1