HBIO Genetics

Aa, DD, bB, yy are all examples of

• genotypes

• phenotypes

What is the percentage of offspring that have green pods?

• 100%

• 75%

• 50%

• 25%

the letters that represent the different forms of a gene

• Genetics

• Chomosome

• Alleles

• DNA

TT,tt,PP,pp,SS,ss are examples of alleles that are?

• homozygous

• heterozygous

• different

• homologous 

Y for yellow body is dominant over y for blue body.  What alleles would produce yellow bodies?

• YY,yy

• Yy,yy

• YY only

• YY,Yy

Genotype refers to the ...

• physical expression of the genes

• the possible combination of alleles in a gene

• whether an allele is dominant or recessive

• how an organism will appear

An offspring will receive how many alleles from each parent to determine a specific trait?

• one

• two

• three

• five

Which of the following is a phenotype?

• BB

• Bb

• bb

• Blue eyes

What is a phenotype

• The genetic make up (code)

• The physical trait

the passing of genetic traits from parent to offspring.

• heredity

• trait

• gene

• allele