7/4/25, 9:46 AM Bio 1201 exam 2 gregg EXAM 2025 COMPLETE EXAM QUESTIONS AND ACCURATE ANSWERS |ALREADY PASSED!! Flashcar…
Bio 1201 exam 2 gregg EXAM 2025 COMPLETE
EXAM QUESTIONS AND ACCURATE ANSWERS
|ALREADY PASSED!!
Save
Sample some practice questions
Learn 1 /7 Study with Learn
Terms in this set (123)
are responsible for controlling passage across the
transport proteins
membrane
The membrane is a mosaic of protein molecules
fluid mosaic model
bobbing in a fluid bilayer of phospholipids
fatty acid tails nonpolar, hydrophobic
fatty acid heads hydrophilic, polar
periphial proteins bound to the surface of the membrane
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, 7/4/25, 9:46 AM Bio 1201 exam 2 gregg EXAM 2025 COMPLETE EXAM QUESTIONS AND ACCURATE ANSWERS |ALREADY PASSED!! Flashcar…
penetrate the hydrophobic core (ones that span the
integral proteins
membrane are transmembrane protiens
by binding to molecules, often containing
How do cells recognize
carbohydrates, on the extracellular surface of the
each other?
plasma membrane
Membrane carbohydrates that are covalently bonded
Glycolipids
to lipids.
molecules such as hydrocarbons that can dissolve in
Hypdrophobic the lipid bilayer and pass through the membrane
rapidly
molecules that don't cross the membrane easily (ions
Hydrophilic
and polar molecules)
allow passage of hydrophilic substances across the
transport proteins
membrane
bind to molecules and change shape to shuttle them
carrier proteins
across the membrane
the diffusion of a substance across a membrane with
passive transport
no energy investment
Spreading out of particles away from each other, from
Diffusuion an area of high concentration to an area of low
concentration. (move to where space is available)
substances diffuse from high concentration----> low
concentation gradient
concentration
Diffusion of water through a selectively permeable
Osmosis
membrane
when the concentration of two solutions is the same
Isotonic
(no net movement)
Hypertonic cell losses water and shrivils
hypertonic cell gains water and expands
https://quizlet.com/1058454081/bio-1201-exam-2-gregg-exam-2025-complete-exam-questions-and-accurate-answers-already-passed-flash-cards/?new 2/10
Bio 1201 exam 2 gregg EXAM 2025 COMPLETE
EXAM QUESTIONS AND ACCURATE ANSWERS
|ALREADY PASSED!!
Save
Sample some practice questions
Learn 1 /7 Study with Learn
Terms in this set (123)
are responsible for controlling passage across the
transport proteins
membrane
The membrane is a mosaic of protein molecules
fluid mosaic model
bobbing in a fluid bilayer of phospholipids
fatty acid tails nonpolar, hydrophobic
fatty acid heads hydrophilic, polar
periphial proteins bound to the surface of the membrane
https://quizlet.com/1058454081/bio-1201-exam-2-gregg-exam-2025-complete-exam-questions-and-accurate-answers-already-passed-flash-cards/?new 1/10
, 7/4/25, 9:46 AM Bio 1201 exam 2 gregg EXAM 2025 COMPLETE EXAM QUESTIONS AND ACCURATE ANSWERS |ALREADY PASSED!! Flashcar…
penetrate the hydrophobic core (ones that span the
integral proteins
membrane are transmembrane protiens
by binding to molecules, often containing
How do cells recognize
carbohydrates, on the extracellular surface of the
each other?
plasma membrane
Membrane carbohydrates that are covalently bonded
Glycolipids
to lipids.
molecules such as hydrocarbons that can dissolve in
Hypdrophobic the lipid bilayer and pass through the membrane
rapidly
molecules that don't cross the membrane easily (ions
Hydrophilic
and polar molecules)
allow passage of hydrophilic substances across the
transport proteins
membrane
bind to molecules and change shape to shuttle them
carrier proteins
across the membrane
the diffusion of a substance across a membrane with
passive transport
no energy investment
Spreading out of particles away from each other, from
Diffusuion an area of high concentration to an area of low
concentration. (move to where space is available)
substances diffuse from high concentration----> low
concentation gradient
concentration
Diffusion of water through a selectively permeable
Osmosis
membrane
when the concentration of two solutions is the same
Isotonic
(no net movement)
Hypertonic cell losses water and shrivils
hypertonic cell gains water and expands
https://quizlet.com/1058454081/bio-1201-exam-2-gregg-exam-2025-complete-exam-questions-and-accurate-answers-already-passed-flash-cards/?new 2/10
