Cells Flashcards
Where does protein synthesis occur
protein synthesis occurs in the ribosomes,
What are the characteristics that a bacteria cell has?
The characteristics of a bacteria cell are:
- BEING single-celled.
- HAVING no nucleus
- HAVING small rings of DNA called plasmids.
What is the difference between a light microscope and an electron microscope?
A light microscope is cheap while an electron microscope is expensive.
What is the function of mitochondria?
Mitochondrial carries out aerobic respiration to give energy to the cell.
What do chloroplasts do?
They absorb light for photosynthesis.
How do you calculate magnification?
magnification = size of an image (mm) divided by the actual size of the subject.
The resolving power of a microscope determines what?
The resolving power of a microscope determines how detailed the image produced by the microscope is.
Why shouldn’t you reflect direct sunlight into your microscope?
you should reflect direct sunlight into your eyes because it can damage your eyes.
What’s the adaptation of a sperm cell?
A sperm cell has a lot of mitochondria, which supplies the cell with energy so that it has plenty of energy for
swimming.
What’s the adaptation of a nerve cell?
A nerve cell has a myelin sheath which helps insulate and speed up electrical impulses.
What’s the adaptation of a cone cell?
A cone cell has a lot of mitochondria to supply plenty of energy for electrical signalling.
