Genetics Vocab 2nd

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

• homozygous
• heterozygous
• different
• homologous 

What type of "square" helps us solve genetic problems?

• carpenter square
• Mendel square
• Punnett square
• genetic square

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

The exact genetic makeup of an organism, such as RR, Tt, PP is its?

• phenotype
• dominance
• genotype
• trait

A physical characteristic that can be passed from parent to offspring.

• behavior
• trait
• strong muscles
• ability to fly a plane.

Alternant or different genes that code for the same trait are called?

• chromosomes

• segments

• alleles.

• homozygous.

Which of the following alleles is homozygous (purebred) recessive?

• TT

• Tt

• tt

• ts

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

Which of the following genotypes is homozygous dominant?

• A
• Aa
• AA
• aa