Ch. 1-3 Exam Flashcards
1
Q
What transport process uses the energy stored in a Na+ or H+ concentration gradient to drive other substances across the membrane against their own concentration gradients?
A
Secondary Active Transport
2
Q
If the solute concentration is greater inside the cell than that outside the cell, water will move ___ by osmosis.
A
Into the cell and back out?
3
Q
Microfilaments, intermediate filaments and microtubules are all components of a cell’s:
A
Cytoskeleton
4
Q
Which of the following membrane-enclosed organelles is the site of synthesis of membrane proteins and secretory proteins?
A
rough endoplasmic reticulum
5
Q
The major function of mitochondria is to:
A
To generate ATP
6
Q
What are the three main parts of a human body cell?
A
Protein Membrane, Cytoplasm, Nucleus
