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Cell AspectsCell Parts ICell Parts II MicroscopyCell Theory

A-1: 100 Looking at cork tissue through his home-built (2-ft long) microscope in 1665, he was first to observe cells and coined the term “cells.” The Question is…

Who was Robert Hooke? A-1: 100 Robert Hooke (1635 – 1703) Cork cells Hooke’s microscope Category Board

A principle of cell theory as stated by Rudolf Virchow (1855) and confirmed by Louis Pasteur’s chicken soup experiment (1859). A-2: 200 The Question is… Louis Pasteur

What is “all cells come from pre- existing cells?” A-2: 200 Category Board Robert Virchow

A-3: 300 The magnification limit of the light microscope. The Question is…

What is A-3: X? Bacillus bacteria Category Board

A-4: 400 The ability of a cell (or organism) to control its internal environment. The Question is…

What is A-4: 400 Homeostasis? Example: Paramecia regulating osmotic pressure via contractile vacuoles Category Board

A-5: 500 Molecules that are too small to be seen with an electron microscope must be discerned with this technique. The Question is…

What is X-ray crystallography A-5: 500 Roslyn Franklin and her famous X- ray of DNA (1952) Category Board

B-1: 100 The surface area to volume ratio of a 1µm x 1µm x 1µm cell. 1µm The Question is…

What is 6 : 1? B-1: 100 Surface area Volume Category Board

B-2: 200 The order of the structures listed below from smallest to largest. membrane thickness mitochondrion hydrogen atom ribosome The Question is…

What is B-2: 200 Hydrogen atom (0.04 nm) Membrane thickness (7 nm) Ribosome (20 nm) Mitochondrion (1 µm) Category Board

The property describing how differentiated cells can interact together to allow more complex functions to take place. B-3: 300 Motor neurons Brain tissue Muscle tissue Eye tissues The Question is…

What are emergent properties? B-3: 300 Example emergent property: Different kinds of cells stimulating movement Category Board

B-4: 400 An embryonic ball of cells in which all cells are alike. The Question is…

B-4: 400 What is a blastocyst? 5 day old embryo Category Board

B-5: 500 The potential of stem cells to differentiate into most, but not all of the body’s cell types. The Question is…

B-5: 500 What is pluripotent? Category Board

C-1: 100 The ratio of the size of an image to the size of an object. ? = Size of image Size of object The Question is…

What is Magnification? C-1: 100 Category Board

C-2: 200 The greatest magnification of the microscope shown below. The Question is…

C-2: 200 What is 400 X Category Board Plant cells 400 X

C-3: 300 The name for the measurement line shown on the image below. The Question is…

C-3: 300 What is a Scale bar? Category Board 100 µm

C-4: 400 The name given to microscopic images like the one below. Adenovirus The Question is…

C-4: 400 Paramecium (SEM) What are Micrographs? Paramecium (TEM) Paramecium (LM) Category Board

C-5: 500 The actual size of the chloroplast shown. 100 mm 20,000X The Question is…

C-5: 500 What is 5 µm 1 µm Category Board

D-1: 100 The two structures shown in the bacterium. A B The Question is…

What are D-1: 100 Flagella Pili A = flagella B = pilli Since flagella are present, cilia is not an option. Cells have either cilia or flagella, not both. Category Board

D-2: 200 The name and function of the three structures shown in the animal cell. Contains digestive enzymes The Question is…

What is a D-2: 200 C = Golgi body; modifies, tags, and ships macromolecules D = nucleolus; synthesizes ribosomes E = lysosome; breaks down macromolecules & organelles Category Board Contains digestive enzymes

D-3: 300 The name and function of the two structures shown in the cell below. E F Small green dots Purple folds The Question is…

D-3: 300 What is (a) E = ribosome; synthesizes polypeptides F = cisternae of RER; synthesize / modify proteins E F Small green dot Purple folds Category Board

D-4: 400 The name and function of the four structures shown in the plant cell. Normally green G F H Made of cellulose I Contains sap The Question is…

D-4: 400 What is a F = mitochondrion; Converts food energy into ATP G = chloroplast; converts sun’s energy into food energy H = central vacuole; provides turgor (internal pressure) I = cell wall; protects and supports the cell Normally green Made of cellulose Contains sap Category Board

D-5: 500 The monomers that make up each of the cytoskeleton structures listed below: Microfilaments Microtubules Intermediate fibers The Question is…

D-5: 500 What are Actin proteins (microfilaments) Tubulin proteins (microtubules) Keratin proteins (intermediate fibers) Category Board

E-1: 100 The name and function of the two structures shown below. The Question is… A B

What is (a) E-1: 100 Category Board A = nucleus; contains DNA which controls cell activities B = SER; synthesizes lipids & steroids and breaks down toxins A B

E-2: 200 The Question is… The name and function of the three structures shown below. C E D Buds from and fuses with endomembrane system

E-2: 200 What is a C = centriole; involved in microtubule development D = vesicle; transports macromolecules E = plasma membrane; regulates cellular transport C E D Buds from and fuses with endomembrane system Category Board

E-3: 300 The Question is… The name and function of the two hair-like structures shown below. Lining of small intestine F Lining of bronchia G

E-3: 300 Category Board What are F = microvilli; increases surface area for increased absorption Lining of small intestine F Lining of bronchia G G = cilia; sweeps mucus from the airway

E-4: 400 The Question is… The name of the four mitochondrion components shown below and how k is adapted for the mitochondrion to function efficiently. H I J K

E-4: 400 Category Board H I J K What is H = inner membrane I = outer membrane J = matrix K = cristae K or Cristae increase the surface area of the inner membrane so that a greater number of ATP molecules can be produced.

E-5: 500 The Question is… The diameter (in nm) or the Svedberg unit value for prokaryote and eukaryote ribosomes Prokaryote ribosome Eukaryote ribosome

E-5: 500 Category Board What is ~20 nm or 70 S (prokaryote ribosome) ~30 nm or 80 S (eukaryote ribosome) Prokaryote ribosome Eukaryote ribosome

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What are the Nuclear pores of the nuclear envelope Final Jeopardy