Final Exam Science 10 Flashcards
1
Q
What are the different organelles of a cell?
A
- Cell Membrane
- Nucleus
- Cytoplasm
- Vacuoles/vesicles
- Mitochondria
- Ribosomes
- ER
- Golgi apparatus
- Lysomes
- Cell wall
- Chloroplasts
2
Q
What are the first five organelles functions?
A
- Cell Mem: surrounds and protects + controls what comes in or out
- Nucleus: controls cells activities
- Cyto: Contains nutrients
-Vac/Ves: storage & transport - Mito: Powerhouse of the cell
3
Q
What are the Last 6 organelle functions?
A
- Ribo: Assemble proteins
- ER: Transports & synthesis materials
- Golgi: Transports materials
- Lyso: defends invasions
- Wall: Extra layer of protection
- Chloro: Photosynthesis
4
Q
What are the three parts to cell theory?
A
- All organisms are made up of cells
- The cell is the smallest unit of life
- All cells are produced from existing cells
5
Q
How do you calculate total magnification
A
Total mag = Ocular Lens x Objective lens
6
Q
How do you calculate FOV
A
MH. X. FOV L
ML. FOV H
7
Q
What is an open system for a cell
A
Matter and energy can be exchanged with surroundings
8
Q
What is a closed system
A
Only energy can be exchanged
9
Q
What is the structure of a cell membrane?
A
- double layer of Phospolipids
10
Q
Why do scientists refer to the cell membrane as a fluid-mosaic?
A
Fluid: Molecules can move freely
Mosaic: made up of different things
11
Q
What does semi-permable mean?
A
Allows molecules to pass
