What are three advantages multi-celled organisms have over single-celled organisms? What will be an ideal response?
1. Because they have more cells, cells can become specialized to perform specific tasks.
2. They can become larger.
3. They live longer because cells can be replaced and more offspring can be produced.
4. Having specialized cells results in increased functional efficiency.
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The smallest terrestrial planet is Pluto. Indicate whether the statement is true or false
The core comprises 1/3rd of the Earth's mass, but only 1/6th of its volume
Indicate whether the statement is true or false
Explain how seawater salinity is affected by surface processes (such as precipitation and evaporation, for example)
What will be an ideal response?
Which type of analysis is performed by industrial ecologists when they examine a product from its beginning as a raw material until its disposal?
A. full-term analysis B. life-cycle analysis C. reverse-engineering analysis D. disposal-tracking analysis