Chapter 3 Botany

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Author:
efrain12
ID:
130121
Filename:
Chapter 3 Botany
Updated:
2012-01-23 22:04:17
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Botany
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Description:
practice quiz
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  1. Hooke, Lamark and Dutrochet are all credited with developing the...
    Cell theory
  2. The term "spontaneous generation" refers to the theory that animals can originate from dust... T or F?
    True
  3. ________ use such high magnification that even atoms are discernable.
    Scanning Tunneling microscopes
  4. The root word "karyon" in the terms "prokaryotic" and "eukaryotic" refers to the presence or absence of a cell wall... T or F
    False
  5. Small metabolites, such as sugar and ions, pass between plant cells via _______.
    plasmodemata
  6. Which structure is composed of phospholipids and regulates the movement of substances in and out of cells?
    plasma membrane
  7. The endoplasmic reticulum and ribosomes are both involved in the formation, storage, and transportation of RNA.... T or F?
    True
  8. _______ are plastids containing carotenoid pigments, and _______ are plastids containing starches.
    Chromoplasts, amyloplasts
  9. The cristae found in peroxisomes greatly increase the enzyme activity needed to convert fats to carbohydrates.... T or F?
    False
  10. Which of the following is not found in cell sap?
    Carotenes
  11. Microtubules are involved in the movement of flagella and cilia, but not in cell division.... T or F?
    False
  12. In which interval of interphase is DNA duplicated?
    S stage
  13. During cell division spindle fibers attach themselves to the _______ located on the chromosomes.
    Kinetochore
  14. Cell plate formation and the reformation of the nuclear envelope are features of anaphase... T or F
    true
  15. Kinetochore
    a specialized structure on the centromere to which the microtubular spindle fibers attach during mitosis and meiosis

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