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Explain IN DETAIL how an action potential is generated. Be sure to mention resting potential, potassium, sodium, threshold.
1.) Why would a large number of cyanobacteria potentially be harmful to an aquatic ecosystem?
Explain why the sodium-potassium pump is vital for the nervous system to function properly.
Describe the path of a signal from a neuron's dendrite to a second neuron's dendrite.
Research laboratory, scientists want to record from single Cells in a culture dish. They want to record action potentials from single, isolated heart cells. What kind of electrode would they need to u
The table below presents data showing the observed relationship between dissolved oxygen and the number of fish present in a body of water.
1. How does a shot of dead viruses result in immunity?
The three main types of proteins embedded in the cell membrane are receptors, channels and markers. Explain the function of each.
Explain the structure of a lipid bilayer. Be sure to mention the polarity of the membrane, as well as the fluid mosiac model.
1.) Explain what is meant by vascular tissue in plants. What are the two main types of vascular tissues in plants and what do they carry?
Describe a tissue and give an example. Describe a tissue and give an example.
What needs to happen to prior to the Krebs cycle in order for pyruvic acid to proceed to the mitochondria?
What does it means when a molecule becomes oxidized? Reduced?
1) Scenario: You are an office manager working in an endocrinologist's office. The endocrinologist has asked you to create an educational brochure about certain conditions.
What is the specific enzyme in this experiment? (Note that it is NOT simply yeast; it is an enzyme that yeast provides).
Define IN DETAIL the function of the following organelles: mitochondria, nucleus, chloroplast, lysosome, cell membrane, golgi apparatus, vacuole, ribosome, nuclear membrane (envelope), cell wall.
Summarize the 3 stages of aerobic respiration,
The human population relies on approximately six staple crops
Why nmae of Heliothis translated into Helicoverpa? What is meaning of Helicoverpa?
1. Differentiate the microscopic morphology of streptococci and pneumococci seen by Gram stain.
How is kidney dialysis different from and similar to osmosis?
Medieval scientists and philosophers called alchemists were the predecessors of today's chemists. Many of them tried to transform lead into gold.
What type of bonding is associated with compounds that have the following characteristics:
Why do many deserts occur at 30 degrees north and south of the equator? Why do some occur on the leeward side of mountains?
Which of the foods that you tested contained amylase and which did not?