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BIOLOGY GENETICS STUDY GUIDE QUESTIONS AND ANSWERS
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BIOLOGY GENETICS STUDY GUIDE QUESTIONS AND ANSWERS
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Name: Score:83 Multiple choice questions
Definition 1 of 83
twice as many chromosomes as gametes
gametes
body cells
chromosomes
haploid
Definition 2 of 83
physical characteristics, what it looks like
tall/short, green/yellow
homozygous
alleles
genetics
phenotype
Definition 3 of 83
both alleles are expressed
-black and white feathers on chickens: erminette
independent assortment
dominant
co-dominance
heterozygous
,Definition 4 of 83
do not show actual results
Homologous Chromosomes
Independent Assortment
Alleles
Punnett Squares
Definition 5 of 83
crossed sections of chromatids are exchanged producing new combinations of alleles
-occurs during Prophase I
independent assortment
crossing-over
mitosis
meiosis
Definition 6 of 83
sex cells, produced from meiosis
gametes
alleles
homologous chromosomes
diploid
,Definition 7 of 83
one of 2 identical 'sister' parts of a duplicated chromosome
-replicants from Interphase I
haploid
tetrad
chromatid
chromosomes
Definition 8 of 83
sometimes separates genes that had been on the same chromosome onto homologous
chromosomes
chromosome replication during mitosis
genetic drift during reproduction
crossing-over during meiosis
gene linkage
Definition 9 of 83
apply to all organisms
Example of incomplete dominance
True breeding
Polygenic inheritance
Mendel's principles of genetics
, Definition 10 of 83
determined by genes and passed from parents to offspring
variations of traits
overproduction of offspring
inheritance of traits
polygenic traits
Definition 11 of 83
diagram that shows possible genotypes of offspring
Crossing-over
Punnett square
Phenotype
Gene map
Definition 12 of 83
offspring that result from crosses between true-breeding parents with different traits
homozygous
hybrid
phenotype
heterozygous
Definition 13 of 83
both alleles for a trait are identical TT, tt
phenotype
homozygous
alleles
heterozygous
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