Genetics Review

Front

------ is the combination of two alleles that are different from one another.

Back

heterzygous

Front

Combination of two alleles that are the same

Back

homozygous

Front

---- is the type of gene that always shows itself when present.

Back

dominant

Front

The physical appearance of the allele combination the offspring receives

Back

phenotype

Front

Probability of black offspring in a cross: bb x bb. Options: 0%, 25%, 50%, 100%

Back

0%

Front

Look at the Punnett Square. What's the probability of having the recessive offspring?

Back

50%

Front

What are the parents' genotypes? Options: Homozygous for brown eyes, Heterozygous for brown eyes, Homozygous for blue eyes, Heterozygous for blue eyes

Back

Heterozygous for brown eyes

Front

A type of gene that can be hidden is called

Back

recessive

Front

A section of the DNA strand that determines a specific trait: gene, trait, chromosome, allele

Back

gene

Front

Genotype for a homozygous tall pea plant (Tallness is dominant and represented by 'T').

Back

TT