Skeletal muscles play a key role in the movement of blood around the body. Veins embedded within a muscle are compressed during contraction of that muscle, causing an increase in blood pressure due to the presence of one-way valves within the veins.
If you get rid of the plant then the fish will have nothing to eat.
Answer: If they are introduced to a new environment unlike their previous ones, which is wet, damp, moist, and humid areas, the population of toads in the area will most likely die, and the insects will become overpopulated (or rapidly grow)
Explanation: Because the food chain needs to stay stable!
It should be Ozone, hope that helps.
Trees release CO2 which is Oxygen.
Plants release water vapor through Photosynthesis.
Answer:
The World Ocean
Explanation:
The World Ocean is the largest existing ecosystem on our planet. Covering over 71% of the Earth's surface, it's a source of livelihood for over 3 billion people.
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<em><u>^Hope this helps, Hazel^</u></em></h2>