Answer:
exortion first, capillary action second, electric discharge
the mitochondria breaks down chemical fuel into packets of chemical energy that can power the cell
This is called the Green house effect
I think the correct answer from the choices listed above is option A. Glacial episodes are an example of a positive feedback. Each glacial period in the Earth is subjected to a positive feedback which makes each period more severe. Hope this answers the question.
A branch point on a phylogenetic tree is a separation point, from where a lineage is evolved into a new different lineage. The basal taxon is the unbranched lineages which evolved from the root.