Answer: 2 covalent bonds
Explanation:
In H2O molecule, two water molecules are bonded by a Hydrogen bond but the bond between two H - O bonds within a water molecule are covalent. The dotted lines represent a hydrogen bond and the solid lines represent a covalent bond.
Answer:
i think the answer is the tempereature and plz correct me if i m wrong
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The answer is C. During one of his explorations, naturalist
Charles Darwin reached the Islands of the Galapagos. He observed that there are
the same species of animals on different islands, but have noticeable
differences. He found in Galapagos, that there were finches, a type of bird,
with different type of beaks. Birds used their beaks to acquire food. It led
him to discover that species developed over time to fit their way of life in
surviving and getting their food.
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Answer:
Food is prevented from entering the trachea because C
