Chapter 4 Part 1 Question Preview (ID: 13938)
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Which of these is the basic unit of structure and function for all living things?
a) Atom
b) Molecule
c) Water
d) Cell
Which scientist below was the first to observe living cells?
a) Anton van Leeuwenhoek
b) Rudolf Virchow
c) Matthias Schlieden
d) Robert Hooke
Which scientist coined the term
a) Theodor Schwann
b) Robert Hooke
c) Matthias Schlieden
d) Anton van Leeuwenhoek
Which of these is cell size most restricted by?
a) The amount of space the cell has.
b) The amount of water the cell has.
c) The surface area to volume ratio.
d) The organelle to cytosol ratio.
What four parts are found in all cells?
a) Cell membrane, cytoplasm, ribosome and DNA
b) Cell membrane, cytosol, DNA and nucleoid
c) Cell membrane, cytoplasm, ribosomes and membranous organelles
d) Cell membrane, membranous organelles, DNA and nucleus
What is the BIGGEST difference between eukaryotic cells and prokaryotic cells?
a) Prokaryotes have ribosomes and eukaryotes do not have ribosomes.
b) Prokaryotes have a nucleus and eukaryotes do not have a nucleus.
c) Eukaryotes have a cytoskeleton and prokaryotes do not have a cytoskeleton.
d) Eukaryotes have a nucleus and prokaryotes do not have a nucleus
Which of these is NOT a part of the cell theory?
a) Cells are the basic unit of structure and function in living things.
b) Cells only come from preexisting cells.
c) All animals are made of plants.
d) Everything is made of cells.
Which of these BEST describes the structure of the cell membrane?
a) A phospholipid bilayer with proteins in and around it and carbohydrates attached to some proteins.
b) A single phospholipid layer with steroids, proteins and carbohydrates attached to it.
c) A phospholipid bilayer with a few proteins associated with it and nucleic acids attached to it.
d) A single phosphlipid layer with proteins and carbohydrates in it.
Which membrane proteins is found embedded into the membrane, but may not pass through the membrane?
a) Transverse proteins
b) Transmembrane proteins
c) Integral proteins
d) Peripheral proteins
Which of these is NOT a part of the Fluid Mosaic model?
a) The cell membrane contains water to keep it fluid.
b) The pattern of phospholipids and proteins is constantly changing.
c) The phospholipids and proteins can move laterally.
d) The phospholipid bilayer behaves like a fluid.
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