Chapter 2 Flashcards
0
Q
Unicellular
A
Single celled.
1
Q
What are the characteristics of life?
A
They have life cycles.Organisms reproduce after their own kind.Organisms grow and develop.Use Energy.
2
Q
Multicellular
A
Many cells.
3
Q
Autotrophic
A
Produce their own energy.
4
Q
Heterotropic
A
Consumes energy
5
Q
Main guy who first saw cells through a cork?
A
Robert Hooke saw them in 1600’s.
6
Q
Cell theory states the following:
A
All organisms are made of cells.
Perform functions of life.
Come from pre-existing cells.
7
Q
Four general types of molecules:
A
Carbohydrates,lipids,proteins,and neuclic acids.
8
Q
What are carbohydrates?
A
Sugars and starches.
9
Q
What are lipids and what do they help with?
A
They are fats.They store energy,and compose the boundaries of cells.
10
Q
What are proteins?
A
Building blocks of cells.
