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Cell Cycle
Controlling Cell Cycle/Cancer
Mitosis/Meiosis
Genetics
Miscellaneous
100
When during the cell cycle is a cell’s DNA replicated? a. G1 phase b. G2 phase c. S phase d. M phase
What is c. S phase
100
Cancer is a disorder in which some cells have lost the ability to control their: a. size. b. spindle fibers. c. surface area. d. growth rate.
What is d. growth rate.
100
During which phase of mitosis do the chromosomes line up along the middle of the dividing cell? a. prophase b. telophase c. metaphase d. anaphase
What is c. metaphase
100
Mendel concluded that traits are: a. not inherited by offspring. b. inherited through the passing of factors from parents to offspring. c. determined by dominant factors only. d. determined by recessive factors only.
What is b. inherited through the passing of factors from parents to offspring.
100
What is shown in Figure 3? a. independent assortment b. anaphase I of meiosis c. crossing-over d. incomplete dominance
What is c. crossing-over
200
Cell division is represented in Figure 1 by what letter? a. A. b. B. c. C. d. D
What is d. D
200
As a cell becomes larger, its: a. volume increases faster than its surface area. b. surface area increases faster than its volume. c. volume increases, but its surface area stays the same. d. surface area stays the same, but its volume increases.
What is a. volume increases faster than its surface area.
200
Which of the following represents the phases of mitosis in their proper sequence? a. prophase, metaphase, anaphase, telophase b. interphase, prophase, metaphase, anaphase, telophase c. interphase, prophase, metaphase, telophase d. prophase, metaphase, telophase, cytokinesis
What is a. prophase, metaphase, anaphase, telophase
200
Organisms that have two identical alleles for a particular trait are said to be: a. hybrid. b. homozygous. c. heterozygous. d. dominant.
What is b. homozygous.
200
How many different allele combinations would be found in the gametes produced by a pea plant whose genotype was RrYY? a. 2 b. 4 c. 8 d. 16
What is a. 2
300
The structure labeled A in Figure 2 is called the a. centromere. b. centriole. c. sister chromatid. d. spindle.
What is a. centromere.
300
All of the following are problems that growth causes for cells EXCEPT: a. DNA overload. b. excess oxygen. c. obtaining enough food. d. expelling wastes.
What is b. excess oxygen.
300
Which of the following statements about the phases of mitosis is NOT correct. a. Prophase: chromosomes become visible b. Anaphase: Nucleolus reappears c. Metaphase: chromosomes line up in the middle of the cell d. Telophase: the two new nuclei are formed
What is b. Anaphase: Nucleolus reappears
300
When Gregor Mendel crossed a true-breeding tall plant with a true-breeding short plant, the F1 plants inherited: a. an allele for tallness from each parent. b. an allele for tallness from the tall parent and an allele for shortness from the short parent. c. an allele for shortness from each parent. d. an allele from only the tall parent.
What is b. an allele for tallness from the tall parent and an allele for shortness from the short parent.
300
Gametes have: a. homologous chromosome pairs b. twice the number of chromosomes found in body cells c. two sets of chromosomes d. one allele for each gene
What is d. one allele for each gene
400
Which paired stage and cellular function is correct? a. G1 phase, DNA replication b. G2 phase, preparation for mitosis c. S phase, cell division d. M phase, cell growth
What is b. G2 phase, preparation for mitosis
400
Which of the following is a factor that can stop normal cells from growing? a. contact with other cells b. growth factors c. a cut in the skin d. cyclins injected into a cell in interphase
What is a. contact with other cells
400
During normal mitotic cell division, a parent cell with a diploid number of four chromosomes will produce two daughter cells that are: a. Haploid containing two chromosomes. b. Haploid containing four chromosomes. c. Diploid containing four chromosomes. d. Diploid containing eight chromosomes.
What is c. Diploid containing four chromosomes.
400
Blood type is inherited through multiple alleles. One child has type A blood. If the father has type AB blood, what are all the possible phenotypes of the mother? a. O or A b. A or AB c. A, B, AB d. O, A, B, AB
What is d. O, A, B, AB
400
The principles of probability can be used to: a. predict the traits of the offspring produced by genetic crosses. b. determine the actual outcomes of genetic crosses. c. predict the traits of the parents used in genetic crosses. d. decide which organisms are best to use in genetic crosses.
What is a. predict the traits of the offspring produced by genetic crosses.
500
The structures labeled B in Figure 2 are called: a. centromeres. b. centrioles. c. sister chromatids. d. spindles.
What is c. sister chromatids.
500
Cyclins are a family of closely related proteins that: a. regulate the cell cycle. b. produce mutations. c. cause cancer. d. promote cell destruction.
What is a. regulate the cell cycle.
500
Unlike mitosis, meiosis results in the formation of a. two genetically identical diploid cells. b. four genetically different haploid cells. c. four genetically identical haploid cells. d. two genetically different diploid cells.
What is b. four genetically different haploid cells.
500
Referring to the parents of individual 12 in the pedigree above, what must the genotype of individual 12 be? a. XCY b. XCXc c. XCXC d. XcY
What is b. XCXc
500
In the P generation, a tall plant was crossed with a short plant. Short plants reappeared in the F2 generation because: a. some of the F2 plants produced gametes that carried the allele for shortness. b. the allele for shortness is dominant. c. the allele for shortness and the allele for tallness segregated when the F1 plants produced gametes. d. they inherited an allele for shortness from one parent and an allele for tallness from the other parent.
What is c. the allele for shortness and the allele for tallness segregated when the F1 plants produced gametes.