2.2.6

Look at the Karyotype below. Is this a male or a female?

• Male

• Female

Phenotype refers to the _________ of an individual

• genetic makeup

• physical appearance

• recessive alleles

• dominant alleles

An organism that has two identical genes for a trait is said to be _________.

• hybrid for the trait

• incompletely dominant for the trait

• heterozygous for the trait

• homozygous for the trait

Which of these would best be described as a phenotype?

• blue eyes

• mutation

• Bb

• Tt

How many females are in this pedigree?

• 3

• 4

• 6

• 7

How many of the males in this pedigree show the trait being studied?

• 2

• 3

• 4

• 6

Which genotype is homozygous dominant?

• HH

• Hh

• hh

Tags

NGSS.HS-LS3-2

Which genotype is heterozygous?

• HH

• Hh

• hh

Which genotype is homozygous recessive?

• HH

• Hh

• hh

An individual with two different alleles for a specific trait is said to be _____________.

• homozygous

• heterogenous

• homogenous

• heterozygous