Genetics Test Honors

In a punnet square where are the parent alleles written?

• Top and inside the boxes
• Only on the left and right side of the boxes. 
• outside of the boxes (top and left side)
• All on the top side of the boxes

Each one of the boxes on the Punnett Square represents what probability of an offsprings' genotype?

• 25%
• 1%
• 10%
• 0%

Tags

NGSS.HS-LS3-3

What ratio of the offspring from the cross shown will be homozygous recessive for the trait of tallness? 

• 0 in 4
• 1 in 4
• 2 in 4
• 4 in 4

Tags

NGSS.HS-LS3-1

Which of the following genotypes is homozygous dominant?

• A
• Aa
• AA
• aa

Which of the following genotypes is heterozygous?

• Bb
• BB
• bb
• B

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

• recessive
• dominant
• lower case letter
• both 

DNA is stored in the _________ of cells.

• Mitochondria

• Nucleus

• Endoplasmic Reticulum (E.R.)

Tags

NGSS.MS-LS1-2

NGSS.MS-LS3-1

Each section of DNA that codes for a specific trait is called a _______.

• gene

• DNA

• base pair

Tags

NGSS.HS-LS3-1

Homozygous is when...

• the alleles are the same

• the alleles are different

• the alleles are absent

• the alleles are present

The combination of alleles.

• DNA
• Phenotype
• Genotype
• Genetics

Tags

NGSS.HS-LS3-2