BIOLOGY: CONCEPTS+INVESTIGATIONS-ACCESS
4th Edition
ISBN: 9781260950618
Author: Hoefnagels
Publisher: MCG CUSTOM
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Chapter 20, Problem 6MCQ
A dikaryoric cell develops into a zygote when
- a. mitosis divides the two nuclei into separate cells, which then combine at fertilization.
- b. mitosis occurs without cytokinesis.
- c. the two haploid nuclei within the cell fuse.
- d. meiosis occurs once and cytokinesis occurs twice.
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Students have asked these similar questions
This cell process illustrates
a. meiosis
b. interphase
c. mitosis
d. cytokinesis
Which of the following is/are reason(s) that sells an organism would undergo mitosis?
A. During organismal growth(for multicellular organisms).
B. During wound heal.
C. When mutation develop in genes that caused the cell to self-destruct.
D. To make haploid gametes.
In unicellular organisms, mitosis helps in asexual reproduction as it produces an identical copy of the parent cell. Which of the following organisms reproduce through mitosis?
A. Bacteria
B. Frog
C. Hydra
D. Sea anemones
Which of the following does NOT signifies the application of mitosis?
A. Production of sperms and eggs.
B. An amoeba reproduces through binary fission while hydra and yeast reproduce through budding.
C. You become taller because the bone cells continue to undergo mitosis
D. All the daughter cells resulting from the multiple cell divisions will make up the body of the human.
Dolly is the first mammal to have been successfully cloned from an adult cell Which of the following statement/s is/are most relevant to the birth of Dolly?
I. It suggests that human could be cloned.
II. It proves that specialized cells could be used to create an exact copy of the animal they came from.
III. It improves the production of milk, meat, and other products from livestock.
IV. It…
Chapter 20 Solutions
BIOLOGY: CONCEPTS+INVESTIGATIONS-ACCESS
Ch. 20.1 - Prob. 1MCCh. 20.1 - Prob. 2MCCh. 20.1 - Prob. 3MCCh. 20.1 - Prob. 4MCCh. 20.2 - Prob. 1MCCh. 20.2 - Prob. 2MCCh. 20.3 - Prob. 1MCCh. 20.3 - Prob. 2MCCh. 20.3 - How does the zygospore fit into the zygomycete...Ch. 20.4 - Prob. 1MC
Ch. 20.4 - Prob. 2MCCh. 20.5 - Prob. 1MCCh. 20.5 - Prob. 2MCCh. 20.5 - Prob. 3MCCh. 20.5 - Prob. 4MCCh. 20.6 - Prob. 1MCCh. 20.6 - Prob. 2MCCh. 20.6 - Prob. 3MCCh. 20.6 - Prob. 4MCCh. 20.7 - Prob. 1MCCh. 20.7 - Prob. 2MCCh. 20.7 - Prob. 3MCCh. 20.7 - Prob. 4MCCh. 20.7 - How do scientists use lichens to monitor...Ch. 20.8 - Prob. 1MCCh. 20.8 - How would you design an experiment to determine...Ch. 20 - Prob. 1MCQCh. 20 - Prob. 2MCQCh. 20 - Prob. 3MCQCh. 20 - Prob. 4MCQCh. 20 - Fungi are considered __ because they get their...Ch. 20 - A dikaryoric cell develops into a zygote when a....Ch. 20 - Prob. 7MCQCh. 20 - Prob. 8MCQCh. 20 - Prob. 9MCQCh. 20 - Prob. 10MCQCh. 20 - Prob. 1WIOCh. 20 - Prob. 2WIOCh. 20 - Prob. 3WIOCh. 20 - Prob. 4WIOCh. 20 - Prob. 5WIOCh. 20 - Prob. 6WIOCh. 20 - Review figure 19.5, which shows the alternation of...Ch. 20 - Prob. 8WIOCh. 20 - Prob. 9WIOCh. 20 - Prob. 10WIOCh. 20 - Prob. 11WIOCh. 20 - Prob. 12WIOCh. 20 - Each ascus within an ascomycete fruiting body...Ch. 20 - Prob. 14WIOCh. 20 - Prob. 15WIOCh. 20 - Prob. 16WIOCh. 20 - Some endophytes produce compounds that fight...Ch. 20 - Describe how experiments might show that a....Ch. 20 - Prob. 19WIOCh. 20 - Prob. 20WIOCh. 20 - Prob. 21WIOCh. 20 - Prob. 1PITCh. 20 - Prob. 2PITCh. 20 - Prob. 3PIT
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- Which type of life cycle has both a haploid and diploid multicellular stage? a. an asexual life cycle b. diploid-dominant c. haploid-dominant d. alternation of generationsarrow_forwardWhich of the following is not a reason for mitosis? A. Keep cells small B. Replace damaged cells C. Produce new genes and traits D. Growth of organismsarrow_forwardMitosis occurs in which of the following situations? (select ALL that apply) A. Yeast cells reproducing asexually B. Certain plants that reproduce asexually C. Human adults who have stopped growing taller. D. The production of gamete cells E. Young multicellular organisms growing larger (normal growth) F. The development of a zygote after fertilization has occurred.arrow_forward
- What defines a diploid cell? a.A cell with three sets of chromosomes b.A cell with one set of chromosomes c.A cell with four sets of chromosomes d.A cell with two sets of chromosomesarrow_forwardProphase is the stage of mitosis characterized by the a. physical seperation of sister chromatids b. appearance of visible chromosomes c. occurrence of cytokinesis d. alignment of chromosomes at center of cellarrow_forwardYou add extra cyclin to a cell during early G2. What is the consequence? Group of answer choices A. the cell's entry into mitosis happens more quickly B. the cell's entry into mitosis is delayed C. the cell can never enter mitosis D. the cells exits mitosis into G1arrow_forward
- The drug colchicine prevents the spindles microtubules from forming or growing. What would happen in mitosis to a cell that was given colchicine throughout mitosis? A. The chromosomes would not condense B. The nuclear envelope would not dissolve C. The chromosomes would not line up for metaphase D. The chromosomes would line up for metaphase but would not pull apart in anaphase.arrow_forwardHumans produce skin cells by mitosis and gametes by meiosis. Which of the following statements about the nuclei of skin cells is correct? a. They contain half as much DNA as the nuclei of gametes produced by meiosis. b. They contain four times as much DNA as the nuclei of gametes produced by meiosis. c. They contain the same amount of DNA as the nuclei of gametes produced by meiosis. d. They contain twice as much DNA as the nuclei of gametes produced by meiosis.arrow_forwardWhy is there a need to produce diploid type of cell at the of cell division? a.)So that the cells produced are exact copy of the parent cell b.)So that abnormalities of the cell will be avoided c.)So that the purpose of growth happens in the organism d.)So that the copy of DNA is retainedarrow_forward
- What process must happen in order for sister chromatids to be formed? a crossing over b DNA replication c relaxation of chromosomes during interphase d meiosisarrow_forwardCytokinesis occurs A. Just before telophase B. At the end of mitosis C. At the end of prophase D. At the end of G1arrow_forwardThe end result of mitosis and cytokinesis is A) two cells, each with half the number of chromosomes as the mother cell B) three cells, one of which is twice the size of the other two C) two cells identical in size and genetic material D) two cells identical in genetic material, but one is smaller than the otherarrow_forward
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