Genetics

Aa, DD, bB, yy are all examples of

• genotypes
• phenotypes

Tags

NGSS.HS-LS3-1

AA and Aa always show up as

• dominant
• recessive

Tags

NGSS.HS-LS3-1

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

NGSS.HS-LS3-3

Which of the following genotypes is homozygous dominant?

• A
• Aa
• AA
• aa

Tags

NGSS.HS-LS3-1

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

• recessive
• dominant
• lower case letter
• both 

What you see, or the physical appearance.

• Genotype
• Phenotype
• Homozygous
• Heterozygous

Tags

NGSS.HS-LS3-1

aa always shows up as

• dominant
• recessive

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

Which is the correct phenotype for this organism?

• BB
• blue
• green
• bb

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

the passing of genetic traits from parent to offspring.

• heredity
• trait
• gene
• allele

Tags

NGSS.HS-LS3-1

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