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AP Bio Ch 12 Chromosome & Genes

13 Questions  I  By Rnreda
AP bio ch 12 chromosome & genes
Ch 12 Outline quiz

  
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1.  A classical example of epistasis is
A.
B.
C.
D.
E.
2.  Trisomy occurs when a chromosome, usually an autosome, is lost during meiosis.
A.
B.
3.  Different pairs of recessive alleles can interfere with a biochemical pathway and thus produce albinism.
A.
B.
4.  A classical example of codominance is
A.
B.
C.
D.
E.
5.  What is the hereditary cause of type AB blood?
A.
B.
C.
D.
E.
6.  Skin color in humans, caused by several genes at several loci, is an example of
A.
B.
C.
D.
E.
7.  In chromosome mapping, one map unit represents
A.
B.
C.
D.
E.
8.  A classical example of multiple alleles is
A.
B.
C.
D.
E.
9.  A small number of recombinants will occur due to crossing over between linked genes on homologous chromosomes.
A.
B.
10.  In a case of incomplete dominance, the phenotypic ratio of the F2 generation is the same as the genotypic ratio.
A.
B.
11.  Marfan's disease in humans, with its numerous effects, is an example of
A.
B.
C.
D.
E.
12.  What causes Down syndrome?
A.
B.
C.
D.
E.
13.  A human male has ____ chromosomes with ____ sex chromosomes.
A.
B.
C.
D.
E.
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