-
Centrolecithal (Gr****
kentron =
center of a circle,
lekithos = yolk)
describes the
placement of the yolk in the
centre of the
cytoplasm of ova. Many arthropod...
-
individual cells.
Superficial cleavage occurs in
arthropods that have
centrolecithal egg
cells (egg
cells with the yolk
located in the
center of the cell)...
- the
uterine wall to
receive nutrients.[citation needed] Cell
cycle Centrolecithal Telolecithal Brusca, G.; Brusca, R.; Gilbert,
Scott (1997-01-01). "Characteristics...
-
Bilateral cleavage),
discoidal (see:
Discoidal cleavage), or
centrolecithal (see:
Centrolecithal).
Animals that
belong to the
basal phyla have holoblastic...
-
where yolk is not
incorporated into the
cells during cell division.
Centrolecithal Isolecithal Early Development in Fish
Early Development in
Birds v t...
-
Fertilized eggs are then kept
under the female's
pleopods and
undergo centrolecithal cleavage until they have
developed enough to be
released as crayfish...
-
chondrichthyans and most teleosts],
sauropsids [reptiles and birds], monotremes) B.
Centrolecithal (yolk in
center of egg)
Superficial cleavage (most insects)...
-
patterns with
adaptations for ectoparasitism. Key
features include:
Centrolecithal,
anhydropic eggs
exhibiting superficial cleavage (plesiomorphic for...
- or "egg layers".
Lepidopteran eggs, like
those of
other insects, are
centrolecithal in that the eggs have a
central yolk
surrounded by cytoplasm. The yolk...
