Genetics Test #3 Question Preview (ID: 12872)


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a change in the nucleotide-base sequence of a gene or DNA molecule
a) mutation
b) genotype
c) homozygous
d) probability

entire genetic makeup of an organism
a) phenotype
b) genotype
c) hybrid
d) homozygous

when 1 trait is not completely dominant over the other
a) hybrid
b) heterozygous
c) incomplete dominance
d) homozygous

process of breeding organisms for specific genetic traits
a) chemical mutagen
b) mutation
c) genetic engineering
d) selective breeding

chemical agent that changes genetic material
a) mutation
b) chemical mutagen
c) genetic engineering
d) selective breeding

an organism's appearance
a) phenotype
b) genotype
c) hybrid
d) mutation

the likelihood that an event will occur
a) mathematics
b) probability
c) male chromosomes
d) hybrid

Rr
a) homozygous
b) hybrid
c) pure
d) phenotype

XY
a) female chromosomes
b) male chromosomes
c) gametes
d) sex cells

2 dominant or 2 recessive alleles
a) hybrid
b) heterozygous
c) homozygous
d) selective breeding

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