Following mitosis, each daughter cell has _____ number of chromosomes as that of the mother cell.
a. half of the
b. twice the
c. four times the
d. the same
Question 2The typical outcome of a female reproductive cell that has undergone meiosis is
a. one egg and three nonfunctional cells.
b. two eggs and two nonfunctional cells.
c. three eggs and one nonfunctional cell.
d. four eggs.
Question 3A sperm cell and an ovum each contribute 23, rather than 46, chromosomes to a zygote because they
a. were produced through the process of meiosis.
b. were produced through the process of mitosis.
c. have undergone the process of crossing over.
d. have undergone the process of canalization.
Question 4Dr. Spock is using a microscope to observe a reproductive germ cell. He suddenly remarks, That cell just underwent meiosis What has Dr. Spock just seen?
a. One cell ingesting another cell
b. A cell dividing into new cells with twice as many chromosomes as the original reproductive cell
c. The process of fertilization
d. A cell dividing into new cells with half of the chromosomes of the original reproductive cell
Question 5Which statement is TRUE?
a. Genes consist of thousands of chromosomes.
b. Chromosomes consist of thousands of genes.
c. Ovum consists of thousands of eggs.
d. Eggs consist of thousands of ovum.
Question 6Which statement concerning the genetic code is FALSE?
a. Zygotes consist of many genes.
b. Genes consist of many DNA strands.
c. DNA strands consist of many zygotes.
d. Chromosomes consist of many genes.
Question 7Which is the most genetically complex structure?
a. A gene
b. A chromosome
c. A zygote
d. A sperm