The answer is A. Habitat !
Cachexia is associated with higher-than-normal concentrations of tumor necrosis factor α (TNF-α), interleukin (IL) 1, IL-6, serotonin
Answer:
G. bare rock, lichens, grass, trees
Explanation:
The 6 steps of primary succession are;
I - bare rocks
II - pioneers (mosses, lichen, algae, fungi)
III - annual herbaceous plants
IV - perennial herbaceous plants and grasses
V - shrubs
VI - shade intolerant trees
VII - shade tolerant trees.
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