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