Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
15 Cards in this Set
- Front
- Back
|
Fundamental Units of Life |
Cells |
|
|
Cell theory |
-all organisms are made up of cells -the cell is the simplest collection of matter that can be alive -cell structure is correlated to cellular function -all cells are related by their descent from earlier cells |
|
|
Used by scientists to visualize cells too small to see with the naked eye |
Microscope |
|
|
Type of microscope wherein visible light is passed through a specimen and then through glass lenses |
Light microscope |
|
|
Lenses in light microscopes ________ the light, so that the image is magnified |
refract |
|
|
Three important parameters of microscopy |
-Magnification -Resolution -Contrast |
|
|
The ratio of an object's image size to its real size |
Magnification |
|
|
The measure of the clarity of the image, or the minimum distance between two distinguishable points |
Resolution |
|
|
Visible differences in parts of the sample |
Contrast |
|
|
Properties of life |
-Growth and Development -Reproduction -Sensitivity -Regulation -Adaptation -Order -Homeostasis |
|
|
To use energy through metabolism |
Growth and Development |
|
|
The ability to reproduce or multiply |
Reproduction |
|
|
Respiration and excretion |
Regulation |
|
|
Follows hierarchy |
Order |
|
|
Internal consistency |
Homeostasis |
