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Worksheets4-21 Practice
Total questions: 12
Worksheet time: 3600secs
The different forms of a gene or trait
Inherited
Homozygous
Acquired
Alleles
This allele is hidden or masked whenever the dominant allele is present
Dominant allele
Genes
Recessive allele
The traits of an organism that we can observe. They are visible.
Recessive
Genotype
Phenotype
An organism genotype that has two identical alleles (AA, aa)
Homozygous
Phenotype
Heterozygous
A person who is Homozygous Dominant will have the same characteristic (phenotype) as a
Homozygous recessive person
Sibling
Heterozygous person
The different allele combinations
phenotype
chromosomes
genotype
How many alleles you inherit for a trait? For example, eye color
Only one from one parent
Two, one from each parent
Mark is heterozygous. If B is for brown hair, and b is for blonde hair, what is Mark's genotype?
BB
bb
Bb
Mark is heterozygous. If B is for brown hair, and b is for blonde hair, what is Mark's phenotype?
Brown Hair
Blonde Hair
Brown and Blonde Hair
What are the possible children for these frogs
Gg
GG
gg
What about now? What are the possible children for these two new frogs?
GG
gg
Gg
