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Biology Accel Test

Enter the letter for the matching Answer
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1.
crossing over breaks _______.
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2.
principle of segregation: during _____, alleles are ___ from each other so that each gamete carries only a ____.
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3.
hybrids:
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4.
genes on sex chromosomes:
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5.
the scientific study of heredity is known as:
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6.
if an organism had a ___ of an allele for a trait, _______. (dominant alleles are written with a capital letter)
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7.
principle of independent assortment:
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8.
mendel studied traits:
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9.
original pair of plants were called P ___ offspring were called F1 ___
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10.
heredity:
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11.
thomas hunt morgan: worked with _____
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12.
multiple alleles:
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13.
sex chromosome:
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14.
gregor mendel worked with garden peas: flowers ____ ______
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15.
mendel crossed plants with 7 contrasting characteristics and studied offspring. example:
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16.
blending inheritance:
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17.
alleles: (example gene for tall plant, gene for short plant)
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18.
the two-factor cross:
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19.
gregor mendel (1800's):
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20.
if a plant has a tall ____ it can have one of two ____ EX: phenotype: genotype:
A.
genes for different traits can be segregated independently during the formation of gametes
B.
a gene is located on one of the sex chromosomes is said to be sex-linked
C.
dominant form; the organism will always have form
D.
some genes have more than just 2 alleles. EX: human blood has 3; ABO
E.
parental; first filial
F.
linkages on genes
G.
the passing of genetic traits from parent to offspring
H.
phenotype; genotype; tall plant; TT or Tt
I.
round x wrinkled, yellow x green, tall x short
J.
two traits
K.
self-fertilized (pollen fertilized egg before flower opened)
L.
austrian monk
M.
where both parents contributed factors that were blended in offspring
N.
the results of crosses between parents with different traits
O.
drosophila melanogaster-fruit flies
P.
different forms of gene - each is given a letter
Q.
7 unique traits were studied
R.
gamete formation; segregated; single copy of each gene
S.
genetics
T.
the 'mismatched' chromosomes that determine the gender of the organism
Type the Answer that corresponds to the displayed Question.
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21.
we can determine the probable results of a genetic cross by drawing a _____.
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22.
genes far apart separated by ________.
Type the Question that corresponds to the displayed Answer.
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23.
having two different alleles
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24.
a diagram of chromosomes showing relative locations of genes
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25.
a specific characteristic that varies from one to another
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26.
physical characteristics of an organism
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27.
genes are linked together in chromosomes
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28.
genetic makeup of an individual EX: TT or tt- the letters
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29.
the likelihood that a particular event will occur
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30.
during meiosis- exchange of information between homologous chromosomes

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