Answer:
The left side of the heart receives oxygenated blood from the pulmonary vein and pumps it into the aorta, while the right side of the heart receives deoxygenated blood from the vena cava and pumps it into the pulmonary vein. The pulmonary vein and aorta also have valves connecting them to their respective ventricle.
Explanation:
Answer:
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Explanation:
1: Seeds provide a protective coat so that the plant can develop when it finds nice soil.
2: Seeds have pre-packaged foods sources.
3: Seeds are very easily dispersed by animals, wind, water, ect...
4: Seeds have the capability to survive without water.
Answer: the correct answer is A) All plants should be the same age and health and be given equal amounts of water and sunlight.
