Final Exam prep chapters 5, 6, 11
Flashcard
•
Biology
•
University
•
Practice Problem
•
Hard
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15 questions
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1.
FLASHCARD QUESTION
Front
What is the orientation of the hydrophilic and hydrophobic parts of phospholipids in a biological membrane?
Back
Hydrophilic heads face outward and hydrophobic tails face inward.
2.
FLASHCARD QUESTION
Front
During which phase of mitosis do the centromeres become aligned at the cell's equator?
Back
Metaphase.
3.
FLASHCARD QUESTION
Front
What are the components of ribosomes?
Back
Ribosomal RNA (rRNA) and more than 50 different protein molecules.
4.
FLASHCARD QUESTION
Front
During anaphase of mitosis, what significant event occurs?
Back
Centromeres separate, and sister chromatids separate.
5.
FLASHCARD QUESTION
Front
What role does cholesterol play in the membrane structure?
Back
Modulates membrane fluidity.
6.
FLASHCARD QUESTION
Front
Define phospholipid and its role in cell membranes.
Back
Phospholipids are molecules with hydrophilic heads and hydrophobic tails that form the bilayer of cell membranes.
7.
FLASHCARD QUESTION
Front
What is the function of ribosomal RNA (rRNA) in ribosomes?
Back
rRNA helps in the synthesis of proteins by providing a site for translation.
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