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What are the two main components of the nervous system? a. the brain nervous system and the spinal cord nervous system b. the parasympathetic nervous system and the brain nervous system c. the cranial nervous system and the parasympathetic nervous system d. the central nervous system and the peripheral nervous system
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What is the part of the cell cycle process by which chromosomes in a cell nucleus or separated into two identical sets of chromosomes each in its own nucleus
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How many trophic levels are there in the following food chain? phytoplankton - shrimp - perch - pike - osprey
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Select the situation bellow that would produce a total displacement of zero. a. a trip to the moon and then to mars b. a horse galloping from one end of a field to another c. the criss-crossing path of a bug as it flies from flower to flower d.a round-trip ride to school and back
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Which of the following describes a difference when gram-positive bacteria are compared to gram-negative bacteria?
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What are the two main components of the nervous system? a. the brain nervous system and the spinal...
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