VOCABULARY
the offspring of many generations that have the same traits
What is a purebred?
Flipping a coin and getting heads
What is 50%?
An allele that is masked when a dominant allele is present
What is a recessive allele?
what is genotype?
A characteristic that an organism can pass on to its offspring through its genes.
What is a trait?
fusion of an egg and sperm cell
What is fertilization?
The probability of a homozygous dominant if you breed 2 homozygous recessive parents
What is 0%
An allele whose trait always shows up in the organism when the allele is present.
What is a dominant allele?
the physical make-up of an organism (result of genetic makeup)
what is phenotype?
The passing of traits from parent to offspring
What is heredity?
A segment of DNA on a chromosome that codes for a specific trait
What is a gene?
The probability of a homozygous reccesive if you breed 2 heterozygous parents
What is 25%?
What the genotype of Rr is known as
What is heterozygous?
Eye color that you notice when looking at someone is a...
What is a phenotype?
People use this process of selecting certain dogs to breed because they are looking for certain what to show up in the offspring
Different forms of a gene
What are alleles?
The probability of a heterozygous if you breed 2 heterozygous parents
What is 50%?
What the genotype of rr is known as
What is homozygous recessive?
The letter combination that codes for a certain phenotype represents the what
What is the genotype?
People breed purebred dogs to achieve this in offspring many times in a row, even though it is not always great for the dog
What are certain traits?
A chart or "family tree" that tracks which members of a family have a particular trait
What is a pedigree?
The probability of a homozygous reccesive offspring if you breed 1 homozygous dominant parent and one homozygous recessive parent
What is 0%?
Can behavior be inherited?
Yes, partially
If blue eyes are dominant and brown eyes are recessive, then this is the phenotype of an offspring to homozygous dominant parents
What are blue eyes?
if brown eyes are recessive, what codes for brown eyes?
two recessive alleles