salivary glands (shown here) that secrete saliva into the
mouth bile-producing glands of the
liver prostate gland the portion of the
pancreas that secretes pancreatic fluid into the
duodenum.
Full article >>>salivary glands Glands that secrete salvia into the
mouth.
saprophytes Organisms that obtain their nutrients from decaying
plants and
animals.
Saprophytes are important in recycling
organic material.
Full article >>>salivary glands: the parotid glands, the submaxillary glands, and the sublingual glands that secrete saliva into the
mouth.
sarcolemma: the
muscle cell membrane.
Full article >>>secretion of
salivary glandsSource: Noland, George B. 1983. General
Biology, 11th Edition. St. Louis, MO. C. V. Mosby
...
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Infected female Anopheles mosquitoes carry Plasmodium sporozoites in their salivary glands.
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Polytene chromosomes are found in salivary glands of Diptera such as Drosophila. Their 2 mm length is much longer than metaphase chromosomes.
The polytene chromosomes consist of 100 or more copies of DNA, arranged side by side.
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We take parasite-infected mosquitoes, so these mosquitoes have malaria parasites in their salivary glands, and we subject those mosquitoes to gamma radiation-something like 15,000 rads of radiation-and we let those mosquitoes feed on people.
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A digestive enzyme produced largely by the pancreas and salivary glands that converts starches to sugars. Abnormally high levels of amylase in the blood or urine may be found in patients with inflammation of the pancreas or salivary glands (mumps).
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The mature larvae show giant chromosomes in the salivary glands called polytene chromosomes - "puffs" indicate regions of transcription and hence gene activity.
It has only 4 pairs of chromosomes: 3 autosomal, and 1 sex.
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saliva The enzyme-containing secretion of the salivary glands.
salivarium Chamber in buccal cone of acarines into which salivary ducts open.
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Polytene chromosomes are seen in the salivary glands of fruit fly larvae and the larvae of some other insects.
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The term proposed by Koller (1935) to describe the multistranded condition (Gk. polys, many; tania, ribbon) of the chromosomes found in certain specialized tissues such as the salivary glands of Drosophila.
Related Terms: Chromosome ...
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polytene chromosome - large chromosome resulting from repeated DNA replication and alignment of homologs in the absence of mitosis; found in salivary glands and some other tissues of dipteran insects.
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