The Huge Lobe Radio Galaxy at the Center of the Virgo

question 36

Multiple Choice

The huge lobe radio galaxy at the center of the Virgo Supercluster is:

• A)Virgo X-1.
• B)M-87, a giant elliptical galaxy.
• C)M-74, a very bright Seyfert Spiral.
• D)M-82, disturbed by the passage of M-81 nearby.
• E)the Large Magellanic Cloud, disturbed by Supernova 1987A.

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Definitions:

Eardrum

A thin membrane in the ear that vibrates in response to sound waves, playing a key role in hearing.

Stapes

A small stirrup-shaped bone in the middle ear, transmitting vibrations from the incus to the inner ear.

Convergent Evolution

The phenomenon where unrelated species develop comparable characteristics independently due to the necessity of adapting to analogous environments or ecological roles.

Homoplasious Trait

A characteristic shared by a set of species but not present in their common ancestor, often resulting from convergent evolution rather than shared ancestry.