Genetics Test Review

Heterozygous is when...

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

Tags

NGSS.HS-LS3-2

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

• recessive
• dominant
• lower case letter
• both 

Two brown eyed parents (Bb) have a baby. What is the chance the baby is blue eyed?

• 0 %
• 25%
• 50%
• 75%

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-3

Gregor Mendel used what to observe the passing of traits from one generation to the next?

• Pea Plants

• Dogs

• Lily Flowers

• Birds

Tags

NGSS.MS-LS4-4

Aa, DD, bB, yy are all examples of

• genotypes
• phenotypes

Tags

NGSS.HS-LS3-1

What you see, or the physical appearance.

• Genotype
• Phenotype
• Homozygous
• Heterozygous

Tags

NGSS.HS-LS3-1

A homozygous dominant brown mouse is crossed with a heterozygous brown mouse (tan is the recessive color). 

• 100 % tan
• 100 % brown 
• 50 % brown and 50% tan 
• 75 % brown and 25 % tan 

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-3

An allele whose trait always shows up in the organism when the allele is present.

• recessive allele
• dominant allele
• hidden allele
• present allele

Tags

NGSS.HS-LS3-1

An allele whose trait only shows up when no dominant allele is present.

• hidden allele
• dominant allele
• recessive allele
• present allele

father of genetics

• Gregor Mendel
• James Watson
• Dr. Robbins
• Francis Crick

Tags

CCSS.RI.11-12.9

CCSS.RI.9-10.9

CCSS.RL.11-12.9

CCSS.RL.9-10.9

CCSS.RL.K.6