Answer:
The most common elements, like carbon and nitrogen, are created in the cores of most stars, fused from lighter elements like hydrogen and helium. The heaviest elements, like iron, however, are only formed in the massive stars which end their lives in supernova explosions.
Explanation:
Answer:
The phloem connects the leaves to the stem and roots of the plants by transporting the sucrose to various parts.
Answer:
Explanation:
The water cycle is the path that all water follows as it moves around our planet.
A Beaker is a laboratory tool used to measure exact measurements of water
Yes, Organisms compete for the resources they need to survive like food, air, water, space. In areas where these are sufficient, organisms live in comfortable co-existence, and in areas where resources are abundant, the ecosystem boasts high species richness (diversity).
