11) The correct sequence of the stages of the cell cycle is ______.?

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A) prophase, metaphase, anaphase, telophase
B) telophase, prophase, interphase, anaphase, metaphase
C) anaphase, interphase, prophase, metaphase, telophase
D) metaphase, interphase, prophase, anaphase, telophase
E) interphase, prophase, metaphase, anaphase, telophase

12) During metaphase ______.
A) the nuclear envelope breaks up B) cytokinesis occurs
C) tetrads form D) centromeres divide
E) chromosomes line up on the midline of the cell

13) Which of these events occurs during anaphase?
A) centromeres divide B) chromosomes align on the midline of the cell
C) cytokinesis D) nucleoli reappear E) tetrads form

14) During telophase ______.
A) the events of prophase are reversed
B) chromosomes line up on the midline of the cell C) sister chromatids separate D) tetrads form E) the genetic material doubles

15) A cell that completed the cell cycle WITHOUT undergoing cytokinesis would ______.
A) be diploid B) not have completed anaphase C) be haploid
D) be a prokaryotic cell E) have two nuclei

16) During which stage of the cell cycle does cytokinesis usually occur?
A) telophase B) prophase C) metaphase D) interphase
E) anaphase

17) What is the difference between a benign and a malignant tumor?
A) Benign tumors are composed of cancer cells; malignant tumors are not.
B) Benign tumors cannot kill you; malignant tumors can.
C) Benign tumors are not the result of a failure of a cell-cycle control system; malignant tumors are.
D) Benign tumors do not metastasize; malignant tumors do.
E) Benign tumors are classified as sarcomas; malignant tumors are leukemias.

18) Skin cancer is a type of ______.
A) sarcoma B) carcinoma C) lymphoma D) chondrosarcoma
E) leukemia

19) A karyotype would be unable to determine ______.
A) sex B) Down syndrome C) polyploidy
D) Turner syndrome E) eye color

20) Homologous chromosomes ______.
A) carry the same gene sequence
B) were formed when they separated during anaphase
C) are a set of chromosomes that the cell received from one parent
D) do not include the sex chromosomes E) always carry identical variants of genes
21) What is the sex chromosome complement of a normal human male?
A) YO B) XX C) XXY D) XY E) XO
 
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