Genetic terms and diagrams

Which of the following shows a homozygous recessive genotype?

• Rr

• RR

• rr

• All of them

Brown (B) fur is dominant over white (b) fur. Which is a homozygous GENOTYPE of BROWN FUR?

• BB

• Bb

• bb

• B

Which term describes the different forms of a gene?

• Chromosome

• Allele

• DNA

• Punnett Squares

This image shows a

• Family Tree

• Punnett Square

• A square with letters in it

• Pedigree Diagram

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

What does a Punnett Square do?

• Show the possible offspring genotypes

• Determine the possible off spring phenotypes

• Predict offspring traits and proportions

• All of the above

A phenotype is

• Physical appearence

• Dominance

• Recessiveness

• Letter combinatons

What is a gene?

• They cause disease

• What you wear to parties

• A section of DNA that codes for proteins

• It is what DNA is made up of

Tags

NGSS.HS-LS1-1

What is an allele?

• A gene

• A genotype

• A phenotype

• Different/alternative form of a gene

What is the name for a chart that tracks the traits in a family?

• Punnett Square

• Pedigree

• Locus

• Mitosis

If your genotype for tongue rolling ability is TT, you are

• homozygous dominant.

• heterozygous dominant.

• homozygous recessive.

• heterozygous recessive.

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2