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Among animals which produce eggs, the
yolk (/ˈjoʊk/; also
known as the vitellus) is the nutrient-bearing
portion of the egg
whose primary function is to...
-
armed scolex. The
proglottids have a
central ovary, with a
vitellarium (
yolk gland)
posterior to it. As in all
cyclophyllid cestodes, a
genital pore occurs...
-
seminal vesicles (also
called vesicular glands or
seminal glands) are a pair of
convoluted tubular accessory glands that lie
behind the
urinary bladder of...
-
breaking the s****. The
extraction takes 10 to 20 seconds. The orange-yellow
yolk gland of
female snails is
usually shaken loose and not eaten. It
often leaves...
- Dilepididae,
which have
genital openings on both sides), and a
compact yolk gland or
vitellarium posterior to the ovary.
Families include: Dipylidiidae...
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gastrointestinal tract plus the
accessory organs of
digestion (the tongue,
salivary glands, pancreas, liver, and gallbladder).
Digestion involves the
breakdown of...
- osteopontin. Some
secretory components from the
uterine glands are
taken up by the
secondary yolk sac
lining the
exocoelomic cavity during pregnancy, and...
- also
called wool fat, wool
yolk, wool wax,
sheep grease,
sheep yolk, or wool grease, is a wax
secreted by the
sebaceous glands of wool-bearing animals....
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towards the gonopore. A
group of
yolk glands also
connects to
these ducts, as
planarians are
neoophorans and thus
yolk is not
located inside the eggs....
- the
embryo abuts the
yolk sac.
During the
third w**** of development, as the
embryo grows, it
begins to
surround parts of the
yolk sac. The
enveloped portions...
