Monohybrid Crosses
Dihybrid Crosses
Mutations Galore
Music to my ears
100

A zebra is homozygous dominant for thick stripes and is crossed with one that is heterozygous for thick stripes. Thin stripes are recessive. 

What is the phenotypic ratio of their offspring? 

50% Thick stripes

50% Thin stripes

100

During gamete formation, different pairs of alleles segregate randomly into the gametes. This is called. . . 

Independent Assortment

100

What type of mutation will be passed on to offspring - a mutation in a somatic cell or gametic cell. 

GAMETE CELL 
100

Who sings this song? 

Billy eyelashes 

200

Albinism is a dominant trait. Can an organism be a carrier for albinism? Explain your answer.

NO!

If it's a dominant trait- you can't be a carrier because the dominant allele will be expressed.

200

What is a dihybrid cross? 

A cross involving organisms involving only TWO traits. 

200

What are the three types of mutations? 

Nondisjunction

Gene mutations

Chromosomal mutations

200

Who sings this song? 

Drake

300

The following image shows a chromosome. Each colored band on the chromosome represents: 

a. a gene

b. an allele

A gene!

300

What would the genotypes of parents be if green eyes are dominant to blue and small noses are recessive to large noses. 

A blue eyed small nose individual is crossed with an individual heterozygous for both green eyes and a large nose. 

aabb x AaBb

300

What type of mutation is occurring?

Translocation 

300

What is the name of this song? 

Black Beetles 

400

Different expressions of the SAME GENE are called. . . 

Alleles. 

400

A unicorn that is homozygous recessive for no sparkles and heterozygous for a purple horn is cross with a heterozygous unicorn for sparkles and homozygous recessive for a pink horn. 


Based on the information above what is the genotype of the cross? 

rrAa  x  Rraa

400

The following shows which type of mutation? 

Gene - frameshift

400

What movie is this from? 

Tarzan

500

The following image is displaying what? Does this occur in mitosis or meiosis? 

Crossing over

Meiosis 

500

What is the phenotypic ratio for the following cross? 

A- green eyes.        B- Brown hair

a - blue eyes           b- blonde hair

AaBb x AaBb

9/16 - green eyes brown hair

3/16- green eyes blonde hair

3/16- blue eyes brown hair

1/16- blue eyes blonde hair

500

How can a mutation be "silent"? 

If a substitution occurs, but the correct amino acid was still made. 

500

What tv show is this song from? 

Zoey 101