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During a change in body position, blood is rapidly relocated…

During a change in body position, blood is rapidly relocated from the central circulation to the lower extremities. This results in a temporary drop in blood pressure known as postural/orthostatic hypotension and reflects the redistribution of blood in the body.

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Which pathogen did George Washington take the risk to inocul…

Which pathogen did George Washington take the risk to inoculate his Continental Army against in the middle of the Revolutionary War while they were fighting the English?

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A random, chance occurrence of death or lack of reproduction…

A random, chance occurrence of death or lack of reproduction in a small population, affecting the allele frequency in that small population.

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Some prokaryotes can live in physical conditions too severe…

Some prokaryotes can live in physical conditions too severe for other lifeforms, such as plants or animals. These primitive single-celled organisms have adapted to living in temperatures over 900⁰F, or high salt environments that would kill most animals.  These types of prokaryotic cells are given the nickname __________________.

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Survival and reproduction of certain individuals in a popula…

Survival and reproduction of certain individuals in a population over others, who have favorable and inherited traits, over time leads to evolutionary change in the entire population.  This is the definition of….

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When scientists seek to organize different animals into a ‘t…

When scientists seek to organize different animals into a ‘tree’ with branch points to represent how one species split off from another, they look at shared derived character traits to organize the different animals, they look at similarity in structure, similarity in chemical composition, to build a diagram, representing these close evolutionary relationships.  What is this diagram called?

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Corkscrew -shaped bacteria are called _____________.

Corkscrew -shaped bacteria are called _____________.

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What are the three Domains of Life on Earth?

What are the three Domains of Life on Earth?

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Structures shared by different organisms that perform differ…

Structures shared by different organisms that perform different functions, but are similar in structure, and indicate a common ancestral origin. Example:  Vertebrate forelimb structures from a horse, a human, a fish, and a whale.

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______________disease is caused by an infection of a corkscr…

______________disease is caused by an infection of a corkscrew-shaped spirillium bacteria known as Borrelia berdorferi

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