genetics

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Description and Tags

mitosis, meiosis, genetics, dihybrid crosses, morgan, sutton and boveri, curt stern, exceptions to mendel, mutations, human disorders

29 Terms

1

mendel

father of genetics

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2

incomplete dominance

blending

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3

test cross

used to determine the genotype of a dominant phenotype

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4

sutton and boveri

chromosome theory

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5

chromosome theory

alleles are on chromosomes

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6

morgan

sex linked traits

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7

karyotype

picture of the chromosomes

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8

autosomes

non-sex chromosomes

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9

xx, xy

sex chromosomes

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10

curt stern

crossing over

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11

crossing over

equal exchange of genetic material

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12

chromosome mapping

locating the position of alleles on chromosomes using crossing over information

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13

human genome project

mapping of human genome

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14

linkage group

all the alleles on the same chromosomes

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15

polygenic

more than one set of alleles for a trait

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16

multiple allele system

more than two alleles for a trait in the population

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17

pleiotropy

one allele that codes for two traits

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18

epistasis

one set of alleles that effects the expressions of another set

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19

mutations

errors in the genetic code

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20

mutagens

causes mutations

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21

point mutation

change one base

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22

base deletion

the loss of one base

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23

base insertion

the addition of a base

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24

translocation

loss or gain of a piece of chromosomes

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25

monosomy

loss of a chromosome

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26

trisomy

one extra chromosome

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27

polyploidy

extra set of chromosomes

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28

nondisjunction

unequal separation during meiosis

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29

sex influenced traits

expression of allele determined by the gender

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