- spongocytes.
Spongin gives a
sponge its flexibility. True
spongin is
found only in
members of the
class Demospongiae.
Researchers have
found spongin to be useful...
- the
mesohyl is
stiffened by
mineral ****ules, by
spongin fibers, or both.
Demosponges use
spongin; many
species have
silica ****ules,
whereas some species...
- "skeleton"
consists of
microscopic calcareous or
siliceous ****ules or a
spongin network. The
Coleoidea do not have a true
endoskeleton in the evolutionary...
-
Their "skeletons" are made of ****ules
consisting of
fibers of the
protein spongin, the
mineral silica, or both.
Where ****ules of
silica are present, they...
- the
family Grantiidae.
Species of the
genus Grantia contain ****ules and
spongin fibers. The
genus contains bioluminescent species.
Grantia aculeata Urban...
- Kópavogur, Fjörður in Hafnarfjörður, Ásgarður in Garðabær, Ártún, Mjódd,
Spöngin in Reykjavík and Háholt in Mosfellsbær. All of
these main bus terminals...
-
thought to be, at
least in part,
because their ****ules are s****ier than
spongin and
fossilize better. Like
almost all sponges, the
hexactinellids draw...
-
Their "skeletons" are made of ****ules
consisting of
fibers of the
protein spongin, the
mineral silica, or both.
Where ****ules of
silica are present, they...
- of
spongin and
inclusions such as sand
grains and ****ules. The
secondary fibers are 20 to 35
nanometers in
diameter and are
composed of only
spongin without...
-
within the
phylum Porifera. The "skeleton" in
these sponges is made up of
spongin,
rather than of ****ules. They live in
marine environments. The name was...