Answer:
2
Explanation:
the Earth settled out in to layers; crust, mantle, outer core, inner core
Answer:Matter can change form through physical and chemical changes, but through any of these changes, matter is conserved. The same amount of matter exists before and after the change—none is created or destroyed.
Explanation:
B. Macromolecules is the answer.
In the following choices below, the correct answer of which
corresponds to the statement of a highly contagious food borne illness that
results from biological contaminants is letter a, salmonella. The salmonella
are pathogens that are intracellular. The infection occurs because of the
contamination of food with feces.
Answer:
The answer is D
Explanation:
Since the structure uses light energy, we can only assume that it's a chloroplast, since only chloroplasts contain chlorophyll and can absorb light energy.
Chloroplasts use carbon dioxide and water to make glucose, with oxygen as a byproduct.
The glucose produced is then used in metabolic reactions in the organism.
