What are three features that characterize the structure of cerebral cortex?
What are three features that characterize the structure of cerebral cortex?
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Questions and Answers For
Neuroscience
45 Questions
Where is CSF produced? What path does it take before it is absorbed into the bloodstream? Name the parts of the CNS it will pass through in its voyage from brain to blood.
Where is CSF produced? What path does it take before it is absorbed into the bloodstream? Name the parts of the CNS it will pass through in its voyage from brain to blood.
1 Answer
Name the three main parts of the hindbrain. Which of these is also part of the brain stem?
Name the three main parts of the hindbrain. Which of these is also part of the brain stem?
1 Answer
What is the fate of tissue derived from the embryonic neural tube? Neural crest?
What is the fate of tissue derived from the embryonic neural tube? Neural crest?
1 Answer
Imagine that you are a neurosurgeon, about to remove a tumor lodged deep inside the brain. The top of the skull has been removed. What now lies between you and the brain? Which layer(s) must be cut before you reach the CSF?
Imagine that you are a neurosurgeon, about to remove a tumor lodged deep inside the brain. The top of the skull has been removed. What now lies between you and the brain? Which layer(s) must be cut before you reach the CSF?
1 Answer
Is the myelin sheath of optic nerve axons provided by Schwann cells or oligodendroglia? Why?
Is the myelin sheath of optic nerve axons provided by Schwann cells or oligodendroglia? Why?
1 Answer
Are the dorsal root ganglia in the central or peripheral nervous system?
Are the dorsal root ganglia in the central or peripheral nervous system?
1 Answer
Ca2+ are considered to be second messengers. Why?
Ca2+ are considered to be second messengers. Why?
1 Answer
Do convergence and divergence of neurotransmitter effects occur in single neurons?
Do convergence and divergence of neurotransmitter effects occur in single neurons?
1 Answer
Glutamate activates a number of different metabotropic receptors. The consequence of activating one subtype is the inhibition of cAMP formation. A consequence of activating a second subtype is activation of PKC. Propose mechanisms for these different effects.
Glutamate activates a number of different metabotropic receptors. The consequence of activating one subtype is the inhibition of cAMP formation. A consequence of activating a second subtype is activation of PKC. Propose mechanisms for these different effects.
1 Answer
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Discuss the advantages and disadvantages of genetically modifying crops, including soya, maize and rice
Genetically modified (GM) crops, such as soybeans, maize, and rice,
Sourav
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Outline the process of genetic modification using bacterial production of a human protein as an example, limited to: (a) isolation of the DNA making up a human gene using restriction enzymes, forming sticky ends (b) cutting of bacterial plasmid DNA with the same restriction enzymes, forming complementary sticky ends (c) insertion of human DNA into bacterial plasmid DNA using DNA ligase to form a recombinant plasmid (d) insertion of recombinant plasmids into bacteria (specific details are not required) (e) multiplication of bacteria containing recombinant plasmids (f) expression in bacteria of the human gene to make the human protein
<h2 class="mb-2 mt-6 text-lg first:mt-3">Process of Genetic Modification Using Bacterial
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Outline examples of genetic modification: (a) the insertion of human genes into bacteria to produce human proteins (b) the insertion of genes into crop plants to confer resistance to herbicides (c) the insertion of genes into crop plants to confer resistance to insect pests (d) the insertion of genes into crop plants to improve nutritional qualities
<h2 class="mb-2 mt-6 text-lg first:mt-3">Examples of Genetic Modification</h2> Genetic modification involves
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Describe genetic modification as changing the genetic material of an organism by removing, changing or inserting individual genes
Genetic modification (GM) refers to the deliberate alteration of an
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Describe and explain the conditions that need to be controlled in a fermenter, including: temperature, pH, oxygen, nutrient supply and waste products
<h2 class="mb-2 mt-6 text-lg first:mt-3">Conditions to Control in a Fermenter</h2> Fermenters
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Describe how fermenters can be used for the large-scale production of useful products by bacteria and fungi, including insulin, penicillin and mycoprotein
<h2 class="mb-2 mt-6 text-lg first:mt-3">The Use of Fermenters for Large-Scale
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Explain the use of lactase to produce lactosefree milk
<h2 class="mb-2 mt-6 text-lg first:mt-3">The Use of Lactase to Produce
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