Genetics

How many chromosomes are in a normal human body cell?

• 23
• 46
• 92

How many chromosomes are in a human egg cell and passed down from a mother to her child?

• 23
• 46
• 92

Tags

NGSS.HS-LS3-1

Which is a heterozygous or hybrid genotype?

• Bb
• BB
• bb

Tags

NGSS.HS-LS3-2

Which describes a genotype with two identical alleles for a trait, such as PP?

• heterozygous
• homozygous

Which is a phenotype?

• Purple
• Pp

Tags

NGSS.HS-LS3-1

Which of the following would show a dominate trait?

• B
• b

Tags

NGSS.HS-LS3-1

Which of the following would show a recessive trait?

• B
• b

Tags

NGSS.HS-LS3-2

Which of the following shows homozygous alleles?

• Ww
• ww

Which of the following describes how the genes are described?

• genotype
• phenotype

Tags

NGSS.HS-LS3-1

Which of the following describes how the organism looks?

• genotype
• phenotype

Tags

NGSS.HS-LS3-2