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How have plants adapted to protect against predators
answered
Feb 11, 2012
|
484
views
plants
evolution
predators
what is the product of photosynthesis
answered
Feb 11, 2012
|
584
views
What is the difference between an ecosystem, population, habitat and biosphere?
answered
Feb 10, 2012
|
881
views
ecosystem
population
habitat
biosphere
What are enzymes?
answered
Feb 9, 2012
|
512
views
enzymes
Are Nucleic acids themselves considered living organisms?
answered
Feb 7, 2012
|
264
views
nucleic acids
living organisms
plant cells and animal cells
answered
Feb 7, 2012
|
8.6k
views
plant cells
animal cells
What are the main chemical elements in most living things?
answered
Feb 6, 2012
|
574
views
biochemistry
elements of life
Questions about Mitochondria?
answered
Feb 6, 2012
|
5.3k
views
mitochondria
cell biology
organelles
What are characteristics of living things? (at least 5)
answered
Feb 6, 2012
|
6k
views
Define a virus.
answered
Feb 6, 2012
|
10.1k
views
define virus
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