Chapter 7.4 Homeostasis and Cells Flashcards

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1
Q

How do individual cells maintain Homeostasis?

A

To maintain homeostasis, unicellular organisms grow, respond to the environment, transform energy, and reproduce.

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2
Q

What is Homeostasis?

A

(“Home(o)” = similar) (“stasis” = stopping/standing) the relatively constant internal physical and chemical conditions.

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3
Q

How do cells of multicellular organisms work together to maintain homeostasis?

A

the cells of multicellular organisms become specialized for particular tasks and communicate with one another to maintain homeostasis.

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4
Q

What are the levels of organization for multicellular organisms?

A

specialized cells group into Tissues that perform a particular function. Specific tissues group into Organs which have different kinds of tissues that work together. Organs that work together form Organ Systems.

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5
Q

What is a Receptor?

A

an area on the outside of a cell that can bind to the chemical signals sent from other cells as a form of communication.

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