What is a saturated fat?
HL1 Fall Semester Review 2024

Flashcard
•
Biology
•
11th Grade
•
Hard
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15 questions
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1.
FLASHCARD QUESTION
Front
Back
A saturated fat is a type of fat that has single bonds between carbon atoms in its hydrocarbon chain.
2.
FLASHCARD QUESTION
Front
What is a polyunsaturated fat?
Back
A polyunsaturated fat contains double bonds between carbon atoms in its hydrocarbon chain.
3.
FLASHCARD QUESTION
Front
True or False: The phospholipid bilayer forms with the hydrophobic heads facing outwards and the hydrophilic tails facing inwards.
Back
False. The hydrophilic heads face outwards and the hydrophobic tails face inwards.
4.
FLASHCARD QUESTION
Front
What is the function of the phospholipid bilayer of the cell membrane?
Back
The phospholipid bilayer allows small, non-polar molecules to pass through the cell membrane.
5.
FLASHCARD QUESTION
Front
Which molecule diffuses through the lipid bilayer of a plasma membrane most rapidly?
Back
O2 (oxygen) diffuses through the lipid bilayer most rapidly.
6.
FLASHCARD QUESTION
Front
How does pH affect protein structure?
Back
Changes in pH can affect the charges on the R-groups and disrupt ionic bonds.
7.
FLASHCARD QUESTION
Front
What are the components of a phospholipid?
Back
A phospholipid consists of a hydrophilic (water-attracting) head and two hydrophobic (water-repelling) tails.
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