Answer:
A bottom-up system concentrates attention on how resources (space and nutrients) influence higher trophic forms , whereas a top-down system focuses on interactions at top level consumers (predators) and their prey influence on lower trophic forms.
Explanation:
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Producers are primary consumers and it gets 10 %
Answer:
Continental plates are sliding past each other.
Explanation:
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Of the three salivary glands (Sublingual, submandibular and parotid glands), the parotid is the largest. They are all paired. The parotids are located on either side of the mandibular ramus. It produces ptyalin, an alpha-amylase, and is responsible for 20% of the total saliva content produced into the mouth.
