Punnett squares practice

What did Gregor Mendel use to discover the principles that rule heredity?

• Pea Plant
• Pigeons
• Pear trees
• Photosynthesis

Which of the following is heterozygous?

• MM

• Mm

• mm

Homozygous is when...

• the alleles are the same
• the alleles are different
• the alleles are absent
• the alleles are present

Which of the following is homozygous dominant?

• RR

• Rr

• rr

What term denotes the physical expression of a gene?

• genotype

• phenotype

• appearance

• homologous

Dominant alleles are represented by a:

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

This is an example of ___________.

•  Incomplete Dominance
•  Codominance

What type of inheritance do two alleles have if their traits blend together? 

• Incomplete Dominance
• Co-Dominance
• Mendelian Inheritance
• Homozygous Inheritance

This is an example of ___________?

• Incomplete dominance
• Co-Dominance

What is the possibility of getting an offspring with a homozygous genotype? (a)  

• 25%
• 50%
• 75%
• 100%