Genetics Review

------is the combination of two alleles that are different from one another.

• homozygous
• heterzygous
• phenotype
• trait

The physical appearance of the allele combination the offspring receives

• genotype
• homozygous
• phenotype
• dominant

Look at the Punnett Square. What's the probability of having the recessive offspring?

• 100%
• 75%
• 50%
• 25%

A section of the DNA strand that determines a specific trait

• gene
• trait
• chromosome
• allele

---- Is the combination of two alleles that are the same

• genotype
• homozygous
• phenotype
• trait

The letters that make-up the genetic code for a trait

• genotype
• heterzygous
• phenotype
• trait

What are the parents' genotypes?

• Homozygous for brown eyes
• Heterozygous for brown eyes
• Homozygous for blue eyes
• Heterozygous for blue eyes

This is an example of ___________.

•  Incomplete Dominance
•  Codominance

a photograph or picture of chromosomes grouped in ordered pairs is a ______________

• pedigree

• Punnett Square

• Venn Diagram

• Karyotype

What is the sex of the individual whose karyotype is seen in the image?

• Male

• Female