Genetics 2 Question Preview (ID: 160)
Chapter 10 & 11 Genetics Second Half.
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If a diplod cell with 78 chromosomes undergoes Meiosis, the resulting haploid cell will contain
a) 39 chromosomes
b) 78 chromosomes
c) 46 chromosomes
d) 23 pairs of chromosomes
What is an alternate form of a gene?
a) centromeres
b) phenotypes
c) alleles
d) gametes
Due to independent assortment, the possible allelic combinations of the dihybrid cross of TtGg are
a) Tt, Gg only
b) TG, Tg, tG, tg
c) T, t, G, g
d) TT, tt, GG, gg
What type of inheritance is exhibited when a red flower plant and a white flower plant produce a pink plant
a) incomplete dominance
b) codominance
c) inbreeding
d) polygenic inheritance
A trait that is controlled by four alleles exhibits
a) homologous alleles
b) autosomes
c) hybridization
d) multiple alleles
Normal humans have 22 pairs of autosomes and 1 pair of
a) alleles
b) sex chromosomes
c) polygenes
d) genes
An animal that exhibits fur of two different colors exhibits
a) incomplete dominance
b) polygenic inheritance
c) codominance
d) multiple alleles
Which is an example of polygenic inheritance
a) eye color
b) skin color
c) height
d) eye color, skin color, and height
Blood types are a result of what type of inheritance?
a) sex-linked
b) multiple allelic
c) polygenic
d) simple dominant
Most human genetic disorders are caused by
a) recessive alleles
b) one dominant allele
c) sex-linked inheritance
d) two dominant alleles
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