Genetics And Heredity Week 2 Vocabulary Review Question Preview (ID: 36261)


Genetics And Heredity. TEACHERS: click here for quick copy question ID numbers.

The form of the gene that is expressed (shown in an organism; a capital letter is used to represent the trait
a) Dominant Allele
b) Recessive Allele
c) Genotype
d) Phenotype

The form of the gene that can be hidden (not expressed) when a dominate gene is present; a lower case letter is used to represent the trait.
a) Dominant Allele
b) Recessive Allele
c) Genotype
d) Phenotype

The combination of two alleles of the gene for a trait (the letters for the genes).
a) Dominant Allele
b) Recessive Allele
c) Genotype
d) Homozygous

The physical appearance or characteristics as a result of its combination of genes (what it looks like).
a) Dominant Allele
b) Recessive Allele
c) Genotype
d) Phenotype

An individual organism that has two alleles that are the same for a trait; also called a pure bred; use two letters of the same size.
a) Genotype
b) Phenotype
c) Homozygous
d) Heterozygous

An individual organism that has two different alleles for a trait; also called a hybrid use two letters of different sizes.
a) Genotype
b) Phenotype
c) Homozygous
d) Heterozygous

Tall stem height in pea plants is a _____ for the height trait.
a) Dominant Allele
b) Recessive Allele
c) Genotype
d) Phenotype

A _____ is represented by a lower case letter.
a) Dominant Allele
b) Recessive Allele
c) Homozygous
d) Heterozygous

Two lowercase letters like (tt) is the _____ for the short stem trait in pea plants.
a) Genotype
b) Phenotype
c) Homozygous
d) Heterozygous

A tabby coat color for cats is just one ______ for coat color and is represented as a bb genotype.
a) Genotype
b) Phenotype
c) Homozygous
d) Heterozygous

When both the dominant and recessive traits are present, for example Rr, then the genotype is _____ for the trait.
a) Dominant Allele
b) Recessive Allele
c) Homozygous
d) Heterozygous

When the dominant fur color for rabbits is black and the genotype is BB, the animal is _____ for black fur color.
a) Dominant Allele
b) Recessive Allele
c) Homozygous
d) Heterozygous

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