Dictionary » G » Gonad



noun, plural: gonads

The sex organ producing gametes.


The gonads pertain to the anatomical part of the body where sex cells (gametes) are synthesized. For instance, the gonads in females are the ovaries whereas in males are the testes.

Word origin: from Greek gonos, procreation, genitals.

Related forms: gonadal (adjective)

Synonym: sex gland

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Where did you get it will become fertile male? Do you have any publications in support? ...When the dormant, right-side gonad is switched on, it develops into a male sex organ called an ovotestis. Scientists have found that an ovotestis will produce sperm and this sexually reversed ...

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by enarees
Mon Feb 03, 2014 4:57 pm
Forum: Zoology Discussion
Topic: Forced bird's parthenogenesis
Replies: 4
Views: 1953

Diagnosis: black/brown spots on koi scales; picture included

... if you can identify the sex based on this picture (sorry; not the best picture for sexing). I'm not quite sure even after observing body shape, gonad region, fins, and fin transparency. I think it's too young to tell.

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by animus
Mon Jun 24, 2013 1:30 am
Forum: Zoology Discussion
Topic: Diagnosis: black/brown spots on koi scales; picture included
Replies: 3
Views: 2412

How can dsRNA cross cellular boundaries?

... reading a paper on the first discovery of dsRNA's interference in C. elegans (Andrew Fire, et al ., 1998), and I found that dsRNA injected into gonad or body-cavity can be passed on to other cells and even into the next progeny. Does anybody know how this can happen? Is it replicated along with ...

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by southpole
Sun Nov 06, 2011 3:34 pm
Forum: Genetics
Topic: How can dsRNA cross cellular boundaries?
Replies: 0
Views: 820

Origin Of Male/Female Gender

... organism. ... One of the first things that you notice on Volvox is that most colonies have spheres inside. These are 'daughter' colonies, called gonads. It is a means of asexual reproduction. The gonads grow from cells around the equator of the colony. These cells enlarge and undergo a series ...

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by GaryGaulin
Sat Jan 09, 2010 7:56 am
Forum: Evolution
Topic: Origin Of Male/Female Gender
Replies: 1
Views: 9796

Who can give me some method about extract DNA from the gonad

Who can give me some method about extract DNA from the gonad and the leg of Bombyx mori.I don't know the detailed process.if you have the correlative experiment experience.please teach me.thank you!

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by mloonjin
Mon May 21, 2007 5:44 am
Forum: Molecular Biology
Topic: Who can give me some method about extract DNA from the gonad
Replies: 0
Views: 916
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