BIOL 235 (Rev 12) Chapter 3 -- Cellular Level of Organization Exam Questions With Correct Answers
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Course
Bio 235
Institution
Bio 235
BIOL 235 (Rev 12) Chapter 3 -- Cellular
Level of Organization Exam Questions With
Correct Answers
REMINDER: CELLULAR level [6 levels of organization of the human body]
(Chapter 1.2) - answerCELLULAR Level:
- The second smallest structural organization among the six levels of organization of th...
REMINDER: Define HOMEOSTASIS.(Chapter 1.4: Homeostasis) - answer✔Homeostasis: The
state of being able to maintain relatively stable conditions in the body's internal environment.
REMINDER: "Homeostasis is a ________________ condition"
a) static
b) dynamic
(Ch. 1.4) - answer✔"Homeostasis is a DYNAMIC condition"
- Homeostasis in the human body is continually being disturbed and it is constantly changing to
adapt in response to system and changing conditions to maintain stability.In order to maintain a
regulatory, optimal, and stable internal environment, body tissues and organs are constantly
adapting and responding to the changes the system might experience.
"Cells carry out a multitude of functions that help each system contribute to the
__________________ of the entire _____________. At the same time, all cells share key
structures and functions that support their intense activity."
Chapter 3 Introduction - answer✔"Cells carry out a multitude of functions that help each system
contribute to the HOMEOSTASIS of the entire BODY. At the same time, all cells share key
structures and functions that support their intense activity."
List the 3 Main Parts of a Human Cell?
(Chapter 3.1) - answer✔- Plasma Membrane
- Cytoplasm
- Nucleus
"The average adult human body consists of more than 100 _____________ cells."
a) Thousand
b) Million
c) Billion
d) Trillion
e) None of the above - we only have one hundred cells
Ch. 3.1 - Parts of a cell - answer✔"The average adult human body consists of more than 100
TRILLION cells."
Plasma Membrane is also known as:
a) Mucous membrane
b) Unilateral membrane
c) Cell membrane
d) Nuclear envelope
- Membrane found in all cells that separates the interior of the cell from the outside environment
- Forms the cell's flexible outer surface, separating the cell's internal environment (everything
inside the cell) from the external environment (everything outside the cell).
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