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Bio 114 final exam (Answered) 106 Questions and Correct Answers With Complete Solution. Latest Updated 2024/2025. $11.49
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Bio 114 final exam (Answered) 106 Questions and Correct Answers With Complete Solution. Latest Updated 2024/2025.
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Bio 114 final exam (Answered) 106 Questions and Correct Answers With Complete Solution. Latest Updated 2024/2025.

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  • August 19, 2024
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  • 2024/2025
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Bio 114 final exam (Answered) 106 Questions
and Correct Answers With Complete Solution.
Latest Updated 2024/2025.
When biologists wish to study the VERY small internal organelles in cells, they most likely would use a

transmission electronic microscope.

A general, unifying explanation of observations is a

Hypothesis

When biologists wish to see just the cell membrane & possibly the nucleus in a cell, they most likely
would use a

light microscope

how do you calculate the total magnification of an image?

multiply the objective power times the ocular power

the ocular power is always

10

True or False: The Course Adjustment is NEVER used while viewing a specimen under high power

true

true or false: transmission electron microscopes can view living organisms

False

as the magnification increases

the resolution decreases

all living things are composed of

1 or more cells

the Process by which an individual keeps internal conditions within tolerable ranges.

Homeostatis

True and False-Both Asexual & Sexual Reproduction transmit genetic information from 1 generation to
the next

True

The Characteristics of Life include:

, Organization, Energy & Metabolism to Maintain Homeostasis, Growth & Development, Adaptation,
Response to stimuli, Movement, Reproduction

The sugar in a glass of Kool Aid is the Solute. The water is the Solvent. The Kool Aid is the Solution.

Give examples of Solute, Solvent, and Solution with an example such as Kool Aid

what happens if a large cell has too much volume for surface area

waste will build up and it won't be able to exit the cell in time, also nutrition can't get to the entire cell in
time

The plasma membrane of a cell is

fluid and semi-permeable

Enzymes speed up chemical reactions by

lowering the activation energy

true or false-enzymes They are specific to their substrate & are not consumed (used up)

true

The tails of phospholipids are__________. Which way to they face? Why?

hydrophobic-heads face on the outside they have to be protected from the water outside the cell &
inside the cell

the heads are______

hydrophilic (water)

diffusion is a

a passive process in which molecules move from a region of higher concentration to a region of lower
concentration

Does diffusion require energy? why?

No- passive transport because it's moving down the concentration gradient.

how long does diffusion go on

until equilibrium is reached BUT THE PARTICLES KEEP MOVING there's just no net change

Does osmosis require energy?

No-Passive transport

Hypotonic means

there is more solute inside the cell than outside. They have more water molecules tied up with solute
inside the cell than out. There are more free water molecules outside the cell than inside. The water
wants to move into the cell

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