BIO 123 EXAM WITH COMPLETE SOLUTIONS 100%
CORRECT 2025-2026
Entropy
A measure of disorder or randomness.
the structure that regulates what enters and leaves the cell is called
plasma membrane
As a result of diffusion, the concentration of many types of substances
eventually become balanced on both sides of the membrane
which of the following is not a characteristic of failitated diffusion?
it moves substances against a concentration gradient.
which of the following does not expand energy?
diffusion
ridding the cell of material by discharging it from sacs at the cell surface is called.
exocytosis
Placing a plant into a hypertonic environment will
cause turgor pressure to decrease
Water moves into a cell placed in a(n) _____ solution.
, hypotonic
this structure on the surface of the cell helps prevent friction between neighboring cells,
yet helps the cell stay where it belongs
glycocalyx
in the picture which type of allosteric regulation is taking place
non- competitive inhibitor
enzymes function by
lowering the activation energy
Diffusion takes place
from a region of high concentration to a region of low concentration
Channels that use facilitated diffusion
transport molecules in both directions
If enzymes did not function in the body, the chemical reactions would
proceed too slowly for life to continue.
all of the following are carbohydrates except
amylase
3 multiple choice options
the term for the loss or breakdown of protein conformation is
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