Human Genetics

Chromosomes that carry genes that determine a person's gender.

• sex chromosomes
• body chromosomes
• irregular chromosomes
• autosomes

A person who has a recessive allele but does not express the trait.

• carrier
• donor
• receptor
• genome

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

A chart that tracks which members of a family have a particular trait.

• pedigree
• genetic diagram
• manuscript
• flow chart

Tags

NGSS.HS-LS3-1

A person with an XY chromosomes pattern will be

• a male
• tall
• smart
• athletic

Tags

NGSS.HS-LS3-1

Which of the following combinations of sex chromosomes represent a female?

• XY
• XXY
• XX

How many total chromosomes are shown in a normal human karyotype?

• 2
• 46
• 44

Heterozygous

• Tt
• TT
• tt
• 00

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

Homozygous recessive

• TT
• Tt
• tt
• AA

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

Homozygous Dominant

• TT
• Tt
• tt
• Rr

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

In a pedigree, such as the one in Figure 14–4, a circle represents a(an)

• male.

• female.

• child.

• adult.