Answer:
Q1)Heart,Lungs,Arteries,Veins,Vessels
Q2)Blood vessels flow blood throughout the body. Arteries transport blood away from the heart. Veins return blood back toward the heart. Capillaries surround body cells and tissues to deliver and absorb oxygen, nutrients, and other substances.
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Explanation:
Answer:
Protein
Explanation:
Considering the wide diversity of life forms, the majority of the Scientific Community will consider protein molecule to be the more likely candidate for genetic material, despite Griffith's findings regarding the "transforming factor".
Answer:
These subsystems are interconnected by processes and cycles, which, over time, intermittently store, transform and/or transfer matter and energy throughout the whole Earth system in ways that are governed by the laws of conservation of matter and energy.
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<span> D.They reproduce sexually and have many traits that are easy to observe.
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