Human Heredity

What is an autosome?

• automobile built for one person
• chromosome that does not determine gender
• chromosome that does determine gender
• a plant because they do photosynthesis

Which of these statements is true?

• Humans have the highest number of chromosomes among mammals.
• All mammals have the same number of chromosomes.
• Different species have a different number of chromosomes.
• More than one choice is true.

Looking at the karyotype, is this person male or female, and how do you know?

• There is no way to tell from a karyotype.
• Male - has two X's
• female - has two X's
• Male - has an X and Y

Looking at this karyotype, what atypical chromosome grouping do you observe?

• This is a male without a y chromosome.
• This is a female without a second X chromosome.
• Nothing atypical

Looking at this karyotype, what atypical chromosome grouping do you observe?

• lack of a y chromosome
• trisomy 13 (3 copies of 13)
• just a typical girl
• just a typical boy

How is colorblindness inherited and what would be a colorblind male's genotype?

• x-linked recessive; X^hy
• autosomal recessive; hh
• autosomal dominant; HH or Hh
• x-linked dominant; X^Hy

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

How is sickle cell disorder inherited, and what would a be a genotype for a female with sickle cell?

• x-linked recessive; X^aX^a
• x-linked dominant; X^AX^A or X^AX^a
• autosomal dominant AA or Aa
• Autosomal recessive aa

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

How is cystic fibrosis inherited, and what would be a genotype for a male with CF?

• X-linked recessive; X^fy
• X-linked dominant; X^Fy
• autosomal recessive; ff
• autosomal dominant; FF or Ff

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

How is Huntington's disorder inherited, and what would be a genotype for a female with it?

• X-linked dominant; X^HX^H or X^HX^h
• X-linked recessive; X^hX^h
• autosomal dominant; HH or Hh
• autosomal recessive hh

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

How is hemophilia inherited, and what would be a genotype for an affected male?

• X-linked recessive; X^hy
• X-linked dominant; X^Hy
• autosomal dominant; HH or Hh
• autosomal recessive; hh

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2