A layer of smooth cartilage at their ends, which cushions the bones and prevents them from rubbing directly against one another. The whole joint is also enclosed in a synovial capsule, which is full of synovial fluid. The synovial fluid acts like the oil in an engine, lubricating the joint and preventing the cartilage from becoming worn down.
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Gastrin: This hormone aids digestion by stimulating certain cells in the stomach to produce acid. Glucagon: Glucagon helps insulin maintain normal blood glucose by working in the opposite way of insulin. It stimulates your cells to release glucose, and this raises your blood glucose levels.
Explanation:
I think its C. The long neck of a giraffe
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Explanation:
Crossing over in which alleles are exchanged
Answer: Plants, animals, and decomposers (which consume dead things) are in a forest ecosystem. Scientists are studying photosynthesis in the forest. Which group or groups of organisms should they study? A jungle ecosystem has plants, animals, and decomposers (which consume dead things).
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