Answer:
Earth formed about 4.6 billion years ago during the birth of our solar system. ... During the next major phase of earth's formation cooling and differentiation of the Earth's layers occurred. Dense materials sank to the center, forming an iron-nickel rich core. Lighter buoyant silicate-rich magma rose to the surface.
Explanation:
The answer is D- Inspect ships moving through international waters to prevent the introduction of invasive species, which can potentially outcompete native species
Meiosis is the production of sexual gametes like sperm and egg. It is only necessary for sexual reproduction but not growth.
I think its B transmit genetic information through reproduction
Answer: Availability of water
Explanation:
When a person is travelling from a forest ecosystem towards grassland ecosystem the number of trees gets reduced in number.
The trees are replaced by prairie grasses. This change is because of less water availability in the area having grass.
The amount of precipitation decides the type of vegetation found in that area.So the area having trees would be having more precipitation as compared to the area having prairie grass.