A scientific model is a claim or a theory that helps explain how a phenomenon works or how it undergoes process. This models provides scientists an understanding of the object or a situation undergoes change and generate certain outcomes or effects.
Answer:
Water enters the xylem through osmosis
It then arrives in the leave to cool it down during photosynthesis. It absorb sunlight it over heates itself causing the water to turn into gas. This gas is then release through the opening of the guard cells causing it to decrease pressure within the plant and the process is then repeated
A physical change could be the plantet and biosphere have a lot more O2 in the air so more organisms can survive and evolve
Answer:
False
Explanation:
There are multiple ways in which the food supply can be introduced to pathogens e.g.
1)inadequate handwashing.
2)cross-contamination.
3)storage and cooking temperatures.
4)contamination of food by animal waste
The term that is being described above is what we call SPECIATION. When we say speciation, this refers to the formation of a new organism in the process of evolution. This term was made by <span>Orator F. Cook who is a biologist in the year 1906. Hope this answers your question.</span>
