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irakobra [83]
2 years ago
7

A birds breastbone has a ridge called the ____.

Biology
1 answer:
Nataly [62]2 years ago
6 0
The ridge of a birds breastbone is called a keel
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The breakdown of food via enzymatic reactions is known as __________.
r-ruslan [8.4K]
I believe you're looking for "chemical digestion".

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Reptile [31]
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6 0
3 years ago
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Different parts of the Nervous System ?
melamori03 [73]
The parts of the nervous system are:<span> the brain, spinal cord, sensory organs, and all of the nerves that connect these organs with the rest of the body.</span>
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3 years ago
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Answer:

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Explanation:

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