punnett squares

Aa, DD, bB, yy are all examples of

• genotypes
• phenotypes

What you see, or the physical appearance.

• Genotype
• Phenotype
• Homozygous
• Heterozygous

B = brown eyes
b = blue eyes
What is true about these two brothers that have brown eyes?
One has genotype BB the other Bb.

• they have same phenotype and genotype
• they have different genotypes and phenotypes
• they have same phenotype but different genotypes
• they have same genotype but different phenotypes

aa always shows up as

• dominant
• recessive

Which of the following is a phenotype?

• Aa
• red hair
• heterozygous
• DNA

What gender has an X and a Y chromosome?

• male
• female
• transgender 
• all of the above

Complex molecule that carries genetic information that defines an organism's traits. It is stored in the nucleus.

• DNA
• protein
• RNA
• glucose nucleic acid (GNA)

Dominant alleles are represented by a:

• Male gene
• lowercase letter
• recessive trait
• capital letter

What allele combination should go in the missing box?

• AA
• Aa
• aa
• none of these

What is the phenotype of the offspring? (A-Brown hair; a-blond hair) 

• 50 % Brown Hair and 50% Blond Hair 
• 25 % Brown Hair and 75% Blond Hair 
• 75 % Brown Hair and 25% Blond Hair 
• 0% Brown Hair and 100% Blond Hair