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100
what is the definition of Genetics
the branch of biology that studies biological inheritance
100
what is the definition of a genotype?
an organism's full set of genes
100
what is the definition of a pure variety plant?
A plant that always maintains the same trait when crossed with each other
100
What is the definition of a heterozygous trait
a trait with 2 alleles with different information
200
a ___ is DNA information for a specific trait
gene
200
___ are located in a pair of homologous chromosomes
alleles
200
a specific environment can cause the expression of a
phenotype
200
a genes specific location is called the
locus
300
EXPLAIN what the P genetation is
parental generation
300
what do most genes contain?
information to synthesize a protein
300
what is biological inheritence?
mechanisms through which offspring inherit traits from their parents
300
How would you describe this alleles?
aa
homozygous recessive
400
a ____ is the same no matter what environment an organism is in
genotype
400
What is this an example of? When 2 organisms are crossed that differ in a certain trait are crossed, all the offspring in the F1 generation are identical to each other and the dominant parent place
the principal of the uniformity of the first falial generation
400
draw and solve the punnett square for a cross of RR and Rr
400
draw and solve the punnett square for AaBb and AaBb
500
If the organisms CCPP and ccPp are crossed, how many CcPP offspring will there be?
8
500
what is this an example of? When 2 pure organisms are crossed, the F2 generation appears in a 3:1 ratio of dominant to recessive
the principle of the segregation of traits
500
If organisms RrYy and RrYy are crossed, how many rryy organisms will there be?
1
500
for eyes, the dominant allele is brown and the recessive allele is blue. What color eyes will the following genotypes have?
bb
Bb
BB
bb - blue
Bb - brown
BB - brown