What Is a Decibel

question 75

Short Answer

What is a decibel?

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Definitions:

Lobe-Finned Fish

A group of fishes characterized by fleshy, lobed, paired fins, which are precursors to the limbs of terrestrial vertebrates.

Paraphyletic Clade

A group of organisms that includes an ancestral species and some, but not all, of its descendants.

Tetrapods

Vertebrate animals with four limbs, or descent from such organisms, including amphibians, reptiles, mammals, and birds.

Lobe-Finned Fish

A group of fish characterized by fleshy, lobed, paired fins, which are precursors to the limbs of land vertebrates.