cells and magnification Flashcards
1
Q
what is a cell ?
A
basic building block of all organisms
2
Q
what is a tissue?
A
a group of cells with a similar structure and function
e.g. muscle tissue
3
Q
what is an organ?
A
a group of tissues that work together
e.g. the heart
4
Q
what is a organ system?
A
groups of organs working together to perform a job
e.g. circulatory system
5
Q
what are plasmids?
A
a ring of DNA
6
Q
what is the equation for magnification?
A
magnification= size of image
——————–
size of real object
