Genetics Part 1

Heterozygous is when...

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

G = green, g = yellow
The genotype for a yellow plant is...

• GG
• Gg
• gg
• all of the choices result in yellow

Aa, DD, bB, yy are all examples of

• genotypes
• phenotypes

In a flowering plant species, red flower color (R) is dominant over white flower color (r). What is the genotype of any red-flowering plant resulting from this species?

• rr
• R
• RR
• RR or Rr

What you see, or the physical appearance.

• Genotype
• Phenotype
• Homozygous
• Heterozygous

One form of a gene is called_______________

• a DNA
• a Phenotype
• a trait
• an allele

The study of heredity and the variation of inherited characteristics 

• gene
• genetics 
• meiosis 
• hybrid 

this image is an example of

• codominance
• dominance
• incomplete dominance

this image is an example of

• codominance
• dominance
• incomplete dominance

Who studied different characteristics of pea plants by cross-pollinating plants?

• Gregor Mendel

• Albert Punnett

• Sir Isaac Newton

• David Kuster