IB Flashcard: B2.3 (Cells)
Flashcard
•
Biology
•
11th Grade
•
Practice Problem
•
Easy
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15 questions
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1.
FLASHCARD QUESTION
Front
What allows different cell types to exist in a multicellular organism despite having the same genes?
Back
Some genes but not others are expressed in each cell type.
2.
FLASHCARD QUESTION
Front
What is the main difference between embryonic stem cells and adult stem cells?
Back
Embryonic stem cells can differentiate into more cell types than adult stem cells.
3.
FLASHCARD QUESTION
Front
What happens to the cell surface area to volume ratio as a cell grows?
Back
It decreases, so rate of gas exchange is too low.
4.
FLASHCARD QUESTION
Front
What is the benefit of compartmentalization of lysosomes and phagocytic vacuoles in cells?
Back
Efficient digestion of waste materials.
5.
FLASHCARD QUESTION
Front
What determines the absorption of nutrients in a cell?
Back
The cell's surface area.
6.
FLASHCARD QUESTION
Front
Define 'cell differentiation'.
Back
The process by which a less specialized cell becomes a more specialized cell type.
7.
FLASHCARD QUESTION
Front
What is the significance of the surface area to volume ratio in cells?
Back
A higher surface area to volume ratio allows for more efficient exchange of materials.
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