They are formed by lava that flows easily. Consequently, a volcanic mountain having a broad shape is built up over time by flow after flow of lava issuing from vents on the surface of the volcano.
Answer: enzymes (B)
Explanation: just took the quiz on usa test prep!
A species must have an appropriate food source, not have too many predators feeding on them, and have a suitable climate for which the species is adapted to.
Answer:
OBSERVATION-The characters in her novel are based on close observation of her family.
PEER REVIEW- This document defines an overall peer review process.
THEORY-Einstein's theory marked a new epoch in mathematics.
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