They are different because they use different frequency
1st matter is air so then sqieerl would just be BREATHING
Answer:
Explanation:
Ghrelin
produced and released mainly by the stomach with small amounts also released by the small intestine, pancreas and brain
Answer:Limiting factors can be both.
Explanation: Biotic limiting factors can be the amount of food in the area, mates, and competition for other resources. But they can also be abiotic due to tempature, natural, disasters, sunlight and stuff like that.
