Water typically cannot get as cold as ice does. Since water is warmer, the ice breaks down. that's why it makes your drinks colder and then the ice later melts.
Probably mutualism, maybe commensalism. need more detail about the effects this interaction has for algae.
Explanation:
Electromagnetic energy...
Energy in the form of light or electromagnetic radiation is emitted by the sun as photons. This radiation forms wavelengths called the electromagnetic spectrum (EMR). In photosynthesis,pigment molecules like chlorophyll in plants and other organisms reflect and absorb light at specific parts of the EMR.
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A. heterotrophic eukaryotes
The common way that scientist use to isolate DNA in order to study it is : Scientists Extract DNA from a part of a cell.
Then, they will break down the fat to isolate the DNA from all cell debris
hope this helps