Multiple Choice
What is nondisjunction?
A) failure of sperm and egg to fuse in fertilization
B) failure of cells to divide by cytokinesis in meiosis
C) failure of chromosomes to duplicate before mitosis or meiosis
D) failure of homologous chromosomes or sister chromatids to separate in meiosis
E) an extra duplication of the chromosomes before mitosis or meiosis
Correct Answer:
Verified
Correct Answer:
Verified
Q2: If a diploid cell from an organism
Q3: A single nondisjunction event results in some
Q4: A person with the genotype XO is
Q5: Refer to the figure below, and then
Q6: Down syndrome in humans is caused by:<br>A)an
Q7: What is a recessive disorder?<br>A)a genetic disorder
Q8: An autosomal recessive disorder:<br>A)requires that only one
Q9: A woman who is a carrier for
Q10: The condition in which an organism has
Q11: You have studied the presence of a