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BIOB33H3 Study Guide - Quiz Guide: Positive Feedback, Dynein, Negative Feedback


Department
Biological Sciences
Course Code
BIOB33H3
Professor
Rosada Silva
Study Guide
Quiz

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Define…
Homeostasis:
Positive feedback:
Negative feedback:
Regulators:
Conformers:
Name two major components that regulate homeostasis:
Which is less expensive and why? Conformers or Regulators?
What components are necessary to have in order to maintain homeostasis?
Describe each component with respect to its’ importance in maintaining
homeostasis.
What is the main goal of homeostasis?
Define Metabolic pathways and describe two types of metabolic pathways, as
well as what links each pathway together.
Define metabolism:
Define energy metabolism:
Enzymes are used to control the inner workings of cells. Describe the basic
components of enzymes.
Outline three properties of catalysts that accelerate chemical reactios:
What factors influence enzyme activity?
How do enzymes work to catalyze chemical reactions?

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Describe what would (with help of a diagram) happen to the rate of a chemical
reaction, in respect to product concentration, if substrate concentration would
increase.
What does Vmax represent?
How can Km be found and what does it represent?
Name four types of biochemicals and for each briefly describe their structural
characteristics.
Draw and label a eukaryotic cell.
Outline the cell theory.

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What are the functions of the cell membrane?
Label a cell membrane.
What are the functions of glycoproteins and glycolipids in the glycocalyx?
Define…
Permeable:
Impermeable:
Diffusion:
Passive diffusion:
Active diffusion:
Facilitated diffusion:
What types of molecules diffuse through the plasma membrane?
Define…
Osmosis:
Osmotic pressure:
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