What Makes Mimas a Distinct Moon

question 83

Multiple Choice

What makes Mimas a distinct moon?

• A)It suffered a huge meteorite impact that must have nearly shattered it.
• B)It helps maintain a wide apparent gap in Saturn's rings, known as Encke's Division.
• C)It has a rich atmosphere that may resemble that of the early Earth.
• D)It is the largest of Saturn's moons.
• E)The leading hemisphere is very dark, while the back side is bright ice.

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Definitions:

Basal Forebrain

A region at the base of the forebrain that is involved in learning and memory, among other functions.

Nerve Growth Factor

A protein essential for the growth, maintenance, and survival of certain neurons, playing a critical role in neural development and regeneration.

Synaptic Pruning

The process of reducing the number of synapses, or connections between neurons, which is thought to make the brain's network more efficient.

Dendrites

Branch-like extensions from the neuron cell body, which receive signals from other neurons.