Zoology

Zoology

The scientific study of the animal kingdom, including extinct and possibly mythical beings.

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Zoology > Zoological terms

zygote

Zoology; Zoological terms

(Gk. zygotos, paired together) The diploid cell that results from the fission of an egg and a sperm cell (fertilization). A zygote may either form a line of diploid cells by a ...

phylum placozoa macroscopic

Zoology; Zoological terms

flattened marine animals, composed of ventral and dorsal epithelial layers enclosing loose mesenchyme-like cells.

abapical

Zoology; Zoological terms

1. Pertains to the opposite of apical and thus the lower po le of spherical organisms. 2. ( MOLL: Gastropoda) Away from the shell apex toward base along axis or slightly oblique ...

abaxial

Zoology; Zoological terms

Refers to being situated outside of or directed away from the axis or central line.

abbreviate fascia

Zoology; Zoological terms

( ARTHRO: Insecta) A fascia extending less than half the wing

abcauline

Zoology; Zoological terms

( CNID: Hydrozoa) Per- taining to polyps that extend outwards from the common stem.

abdominal ganglia

Zoology; Zoological terms

( ARTHRO ) Ganglia of the ventral nerve cord that innervate the abdomen, each giving off a pair of principal nerves to the muscl es of the segment; located between the alimentary ...