Monohybrid and dihybrid crosses

The genotypes Tt, Mm, and Gg would be described as __________.

• heterozygous

• homozygous

Which of the following genotypes is homozygous dominant?

• Bb

• dd

• G

• RR

Which of the following genotypes would be considered homozygous recessive?

• RR

• Bb

• dd

• g

Physical descriptions such as hair color, eye color, height are known as an organisms ___________.

• phenotype

• genotype

Tags

NGSS.MS-LS4-4

The same gene can come in different versions, the different versions of a gene are called:

• Alleles

• Chromosomes

• Traits

Tags

NGSS.HS-LS3-2

Another word for heterozygous is

• purebred

• hybrid

• dominant

• recessive

Which of the following would produce a recessive phenotype?

• hh

• Rr

• Ww

• BB

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

If your genotype is Bb, then you can only pass a B or b separately to your child but you can't pass both. This is known as the ________.

• Law of Dominance

• Law of Segregation

• Law of Independent Assortment

The ___________ states that a recessive allele is only expressed when a dominant allele is not present.

• Law of Dominance

• Law of Inheritance

Different traits are inherited independently of each other

• Law of independent assortment

• Genetics law