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Dmitriy789 [7]
3 years ago
13

What is a covalent bond​

Biology
1 answer:
iris [78.8K]3 years ago
5 0

A covalent bond, also called a molecular bond, is a chemical bond that involves the sharing of electron pairs between atoms.

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Lucille was finding it difficult to play soccer after school. Her doctor tested her cells and found that they contained low leve
Mashutka [201]

Answer:

The Lucille’s cells need Oxygen and glucose in order to function her body properly.

Explanation:

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By respiratory system we inhale oxygen and

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Our circulatory system transfer the Glucose and Oxygen to the all cells of our body,

Hence we can conclude that the Lucille’s cells need Oxygen and glucose in order to function her body properly.

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3 years ago
Match the description to the structure.
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Answer:

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3 0
3 years ago
The (blank) grew from the work of many scientists who studied cells, beginning in the 1600s.
liq [111]
I believe the answer is cell theory
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An element have the same number of protons as  electrons.

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