Cellulose, that is the molecule that makes a tree sturdy.
Cellular respiration<span> enables the cell to produce 34 ATP molecules per glucose molecule in addition to the 2 ATP molecules obtained from glycolysis. ... </span>Compare the energy flow in photosynthesis to the energy flow in cellular respiration<span>.</span>
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All annelids and arthropods have a body plan. Unlike annelids, arthropods also have a coelom, and a segmented body. The circulatory system of annelids is closed, while the circulatory system of arthropods is opened.
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Answer:
The endocrine system is a collection of specialised organs (endocrine glands) scattered throughout the body that act to produce hormones.
Explanation:
The force that attracts all matter to each other is gravity, i believe.
