BIOL 1090 lec 16 Flashcards
1
Q
How does signal transduction allow cells to rapidly respond to events happening in their environment?
A
- grow
- divide
- survive
- move
2
Q
What are the three stages to signal transduction?
A
- binding of the ligand to receptor
- signal transduction via second messengers like cAMP, calcium, or G-protein
- cellular response
3
Q
What are the functions of the ECM?
A
- cell adherence
- communication between cells
- cell shape, mechanical support, structural integrity
- serves as barrier, filters out some particles
4
Q
Where do wrinkles come from?
A
Mainly
5
Q
Where do wrinkles come from?
A
Mainly …
6
Q
What is the cell wall made of?
A
- plasma membrane
2.
7
Q
What is the function of cytosol?
A
protein synthesis, many metabolic pathways
8
Q
What is the endosymbiotic theory?
A
The theory holds that the organelles from the eukaryotic cells with two membranes, like the mitochondria and chloroplasts, represent formerly free-living prokaryotes taken one inside the other in endosymbiosis
