The time span between the growth stage and adult stage of spores: is several years
is very short
varies greatly
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the "dirty dozen" chemicals banned in an international treaty are formally known as persistent organic pollutants, or pops. the united nations environment program provided this background on what they are and what they can do to humans and wildlife.

i hope this

the dark variety, as they are not visible on the dark tree barks

explanation:

ya the other dude is right