Biology, 04.08.2021 16:00 btcastongia
A child is born without a fully developed heart. He is normal in all other respects, and thus doctors believe that the problem most likely began early in development. During the formation of which embryonic germ layer did the original error most likely occur
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How far down have geologists drilled holes ? (science) a: 3.8 km b: 12 km c: 100 m d: 1200 km
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In a leaf, dermal tissue a) stores food b) stores carbon dioxide c) releases oxygen into the air d) transports water from the roots
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Your sense of touch depends upon: a. direct contact b. heat chemical c. reactions d. pain
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