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Describe the phenomena of depolarization, repolarization and hyperpolarization in reference to the resting membrane potential.
Define the term ‘membrane potential'. What is the difference between an ion pump and an ion channel? Describe an experiment that would allow you to observe where Na+ channels are located in a ne
The role of hydroyapetite is to? The role of hydroyapetite is to?
Why are pteridophytes more common in humid places? What is the structure of the adult fern within which cells undergoing meiosis can be found?
What is the evolutionary importance of pteridophytes? What are the main parts of ferns? What is the type of life cycle present in pteridophytes?
How different are pteridophytes from bryophytes regarding substance transport? Why are pteridophytes better adapted to dry land than bryophytes? Were pteridophytes always less abundant than phaneroga
What are the trends of the gametophyte in the evolution of plants? What are the main representatives of the pteridophytes? Is this plant group cryptogamic or phanerogamic?
What are infructescences, pseudofruits and parthenocarpic fruits? What is the evolutionary importance of the fruits for the angiosperms?
Are fruits always the flesh part of the "fruits"? Is the edible part of the onion a fruit? Why are there plants having single-seeded fruits and plants having fruits with more than one seed?
How different are the endosperm of gymnosperms and the endosperm of angiosperms? What are cotyledons? How are fruits formed?
What happens to CO2 when it diffuses into the blood stream? How does a sodium-potassium pump work?
Compare and contrast the three forms of nitrogenous wastes? What are the differences between gas exchange for aquatic and terrestrial organisms?
Place the steps of the rubisco carboxylation reaction in order, beginning with the substrate. How does concurrent exchange work and what is its significance?
What are the different types of blood vessels? What are nutrients, electrolytes, vitamins, and minerals?
What are the four processes involved with animals obtaining nutrients? How do humans get amino acids?
Describe how an action potential works? How does form follow function in the mouth and digestive structures of animals?
What product would you obtain if only one of the two primers was added to the Master Mix? What is the minimum number of cells needed in a sample to obtain a visible PCR amplification product?
Why is it necessary to perform PCR on DNA obtained from a crime scene? What is the difference between an allele and a locus? Why do forensic labs analyze non-coding DNA and not genes?
What are the different parts of the digestive systems, what is their location and function? What are all the essential digestive substances?
How would the DNA profile frequency have differed if the three loci were present on the same chromosome? Which of Mendel's Principles come into play in your answer?
Compare and contrast the different types of respiratory structures in animals. What is the pathway of blood flow in mammals and fish?
Are sharks osmoconformers or osmoregulators? What do they do differently than other marine animals? Describe the anatomy of a mammalian kidney, especially as it relates to the nephron.
How is an action potential propagated down an axon? Why doesn't the nerve just allow a graded potential or an action potential to go the entire way?
What are the four processes involved with animals obtaining nutrients? What are the different parts of the digestive systems, what is their location and function?
What are nutrients, electrolytes, vitamins, and minerals? What are the different types of blood vessels? How do humans get amino acids?