7th latin and genetics test

In a pedigree, what shape represents a male?

• circle

• square

• triangle

• diamond

How many individuals are there in the 3rd generation?

• 2

• 3

• 4

• 6

How many kids did the mother and father from the first generation have?

• 2

• 4

• 5

• 6

What is this?

• Pedigree

• Karyotype

• Venn diagram

• Punnett Square

What do we use pedigrees for?

• To look at families

• To make determinations about the offspring

• To track traits in families

• Nothing

A genotype is

• The combination of alleles (letters)

• The way an organism looks or behaves.

• The physical trait due to a combination of alleles.

Heterozygous is when...

• the alleles are the same

• the alleles are different

• the alleles are absent

• the alleles are present

Tags

NGSS.HS-LS3-2

Homozygous is when

• The alleles for a gene are different

• The alleles for a gene are the same

• The alleles are present

• The alleles are absent

The dominant form of a trait

• is an observable form of a trait that can mask or hide the recessive form of a trait

• is only shown when there are two alleles for the dominant trait

• cannot mask or hide the recessive form of a trait

In a heterozygous genotype, the ___________ allele takes over in the phenotype.

• recessive

• dominant

• lower case letter

• both