Answer:
Competition - interaction occurs when two or more than two species depend on the same resources, sharing the same habitat and niche.
Explanation:
Answer:
it nitro(N) accounts for 70% of the earth's atmosphere
Explanation:
Answer:
The correct order is:
4. Mesenchymal cells aggregate.
2. Osteoblasts differentiate within mesenchymal connective tissue.
1. Clusters of osteoblasts form osteoid that becomes mineralized.
3. Spicules of bone radiate out from the ossification centers.