Covalent bonds hold atoms together because they

What will be an ideal response?


(a) fill shells without giving atoms much charge.
(b) bring electrons closer to protons.

Anatomy & Physiology

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The double-layered folds of peritoneum that support portions of the small intestine are called ________.

Fill in the blank(s) with the appropriate word(s).

Anatomy & Physiology

What are short reflexes? What types of behaviors do they regulate? What are long reflexes? Give examples of each.

What will be an ideal response?

Anatomy & Physiology

What causes vertigo?

What will be an ideal response?

Anatomy & Physiology

The figure illustrates events at a chemical synapse. What does "C" represent?

A. Voltage-gated Ca2+ channel B. Presynaptic terminal C. Postsynaptic membrane D. Synaptic vesicle E. Synaptic cleft

Anatomy & Physiology