Answer:
Compositional Layers
Layer Depth
Crust 0-100km silicates
Mantle 100-2900km iron and magnesium silicates
Core 2900-6370km metals
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Ingested nutrients spend at least 12 hours in the small intestine as chemical digestion and absorption are completed.
A vertebrate-animal embryo gives rise to the centrum. The centrum is a bone that is part of the vertebral column. It is the hollow space within the vertebra that protects and contains the spinal cord. Within this hollow area are several nerves that send impulses to the brain enabling the organism to function and be at its homeostasis.
Answer:
light
Explanation:
Light is an important growth factor for plants generally because its energy is utilized for food production during photosynthesis.
When tall trees form a shade over smaller trees, light becomes inadequate for the smaller trees and as such, a limited resources.
