Question 1
Which of the following is NOT true of polyploidy?
◦ It produces twinning in humans.
◦ It occurs in plants without negative effects.
◦ It results in multiple sets of chromosomes.
◦ It could produce three copies of each chromosome.
◦ It produces multiple copies of alleles.
Question 2
Which of the following statements is false?
◦ Crossing over tends to reduce the frequency that two linked genes are inherited together.
◦ Independent assortment of homologous chromosomes during meiosis increases variation.
◦ Crossing over leads to variation.
◦ An abnormal number or structure of chromosomes may influence the course of evolution.
◦ The closer together genes are found on a chromosome, the greater the chance that crossing over will occur between them.