2nd Period Heredity Test

Which of the following is homozygous recessive?

• rr
• AA
• TT
• Ff

Which of the following is homozygous dominant?

• Jj
• Rr
• MM
• ee

Tags

NGSS.HS-LS3-1

If B is for brown hair, and b is for blonde hair
What is the phenotype for Bb?

• Brown Hair
• Blonde Hair
• Brown and Blonde Hair
• Black Hair

Tags

NGSS.HS-LS3-1

The two-letter code that describes the genetic traits of an organism is called a-

• Phenotype
• Genotype
• Physical Appearance
• Intelligence

Tags

NGSS.HS-LS3-1

The different forms of a gene are called 

• traits
• chromosomes
• alleles
• peas

Tags

NGSS.HS-LS3-1

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

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

Tags

NGSS.HS-LS3-1

T - tall and t = short
In the punnett square below, what belongs in the missing square.
(Click the picture to see it without the text)

• tt
• Tt
• Bb
• TT

Tags

NGSS.HS-LS3-1

What you see, or the physical appearance.

• Genotype
• Phenotype
• Homozygous
• Heterozygous

Tags

NGSS.HS-LS3-1

What are the possible genotypes for this cross?
(Click the picture to see it without the text)

• TT = 25% Tt= 50% tt=25%
• all tall
• TT= 75% tt = 25%
• Tt = 100%

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-3

In a heterozygous genotype, the ___________ allele takes over in the phenotype.

• recessive
• dominant
• lower case letter
• both