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Organisms
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What is biology?
The study of life, past and present
What does the 7 elements that require life (MRSGREN)
movement, respire, stimuli, growth, reproduction, excretion, nutrients
List all three parts of the cell theory
1. cells are the basic structural and functional units of life
2. all living organisms are built of one or more cells
3. all cells come from pre-existing cells
What are microscopic meters measured in?
micrometers
What is the average life span of a red blood cell?
120 days
What is the average life span of a skin cell?
20-35 days
What is the average life span of mature sperm cells?
2-3 days
What is the average life span of a stomach cell?
2-3 days
What is the outer boundary of a cell called?
the plasma membrane
What is the correct terminology for DNA?
deoxyribose nucleic acid
What are the two different types of cells?
Prokaryotic and Eukaryotic
Do Prokaryotic cells lack membranes?
yes
Is there a clearly defined nucleus in Eukaryotic cells?
Yes
Cell is short for the Latin word cellular which means..?
Cell compartments
Author
Anonymous
ID
315741
Card Set
Organisms
Description
the study of life, past and present
Updated
2016-02-11T22:17:27Z
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