Download BIOL 1406 chapter 13 assessment: Modern Understanding of

BIOL 1406 chapter 13 assessment: Modern Understanding of Inheritance
1.The ______________is the physical unit of inheritance and these are found on the _______________.
2.Who is the father of modern genetics?
Walter Sutton
Charles Darwin
Thomas Morgan
Gregor Mendel
3.How many chromosomes do you have and which of your chromosomes are considered the autosomes? What do you
call the 23rd pair and why is it called this?
4.What is the term for the number and appearance of chromosomes?
Karyotype
Karyokinesis
Autosomes
Chromophore
5.What can a karyogram reveal about someone?
6.What is the term for the failure of chromosome separation in meiosis?
Nondisjunction
Genetic linkage
Translocations
Mutations
7.Which of the following statements about nondisjunction is true?
Nondisjunction only results in gametes with n+1 or n-1 chromosomes
Nondisjunction occurring during meiosis II results in 50% normal gametes
Nondisjunction during meiosis I results in 50% normal gametes.
Nondisjunction always results in 4 kinds of gametes.
8.Which chromosomes can be duplicated and the child will survive at least to birth?
Which of these will have the longest survivorship?
9.When there are additional sets of chromosomes, what is this called?
Polyploidy
Diploidy
Trisomy
Euploidy
10.Can an individual develop if they have no “X” chromosome (sex chromosome)? Why or why not?
11.Which of the following is a term for a problem with the number of chromosomes?
Aneuploidy
Monosomy
Deletion
Inversion
12. When you have an error in chromosome number you could be called what?
Aneuploid
Trisomic
Monosomic
Homozygous
13.The genotype XO corresponds to
Klinefelter syndrome
Turner Syndrome
Triplo-X
Jacob syndrome
14.When can nondisjunction occur?
During metaphase I
During anaphase I
During prophase I
During anaphase II
15. Which of the syndromes from sex chromosome nondisjunction would be the result of an error occurring during
spermatogenesis?
Klinefelter syndrome
Turner Syndrome
Triplo-X
Jacob syndrome