Genetics test review

What is another way of saying "purebred"?

• homozygous
• dominant
• recessive
• heterozygous

Tags

NGSS.HS-LS3-1

An organism's appearance or other observable characteristics:

• phentoype
• genotype
• recessive
• dominant

An organism's genetic make-up:

• phenotype
• genotype
• dominant
• recessive

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

Having two of the SAME alleles for a trait (example HH or hh):

• homozygous
• heterozygous
• recessive
• dominant

Having two different alleles for a trait (example Hh):

• homozygous
• heterozygous
• dominant
• purebred

A dog gives birth to 5 puppies. What percentage of the chromosomes does each puppy share with the mother?

• 25%
• 50%
• 75%
• 100%

Tags

NGSS.HS-LS3-1

Which of the following is a phenotype?

• Aa
• red hair
• heterozygous
• BB

Tags

NGSS.HS-LS4-4

What is the cause of some traits "skipping" a generation?

• dominant traits
• recessive traits
• hybrid alleles
• homologous chromosomes

When is a recessive allele expressed in offspring?

• when two copies are present
• when parents have no dominant alleles
• when the offspring is heterozygous
• when one copy is present

An alternative name for heterozygous

• Law of Independent Assortment
• Hybrid
• Homozgyous
• Heterozygous