Dictionary » S » Spike



An unbranched, indeterminate inflorescence in which the flowers are without stalks. Fruiting spike of a cereal plant especially corn.

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Re: mammary gland of male in mammals

... it can only remain a sweat gland in men, therefore it is often forgotten that these lobes do expand and do develop more alveoli when there is a spike in prolactin. The lobes of the mammalian breast are part of the duct system which pushes the milk through to the nipple; the alveoli produce colostrum ...

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by Annij
Sun Nov 03, 2013 4:47 am
Forum: Evolution
Topic: mammary gland of male in mammals
Replies: 18
Views: 21263

Cone snail

Yeah, that brown structure is the "spike" I'm talking about. My best guess is that it is part of the animal's foot, perhaps the end of it has evolved to form such a structure that is visible in the picture. It is not part of the shell, ...

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by biohazard
Tue Jun 12, 2012 6:08 am
Forum: Zoology Discussion
Topic: Cone snail
Replies: 4
Views: 6220

Re: Theories - Origin of Life

... protein sequences (molecular data) with the results obtained from using morphological data. For example if cactus (Schlumbergera truncata) and spike-moss (Selaginella) were in the group chosen we would note that they appear to have very similar leaf-like structures, but we would come up with ...

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by scottie
Sun Oct 30, 2011 11:16 pm
Forum: Evolution
Topic: Theories - Origin of Life
Replies: 563
Views: 1127957

Flaws of Life in a Tube

... throughout history since the beginnings of Homo sapiens? How does this estimation account for events such as the Bubonic plague, and the recent spike in population growth since the Industrial Revolution? Posting false studies which have little or no significance does not impress me. By the way, ...

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by aptitude
Thu Oct 13, 2011 4:32 am
Forum: Evolution
Topic: Flaws of Life in a Tube
Replies: 41
Views: 48123

Survivorship curve

... few dominant individuals) makes it seem as though the organism reproduces once per lifetime then dies. This all goes off the assumption that the spike is indicative of maturity. I can't get more specific though because of the individual's varying ecology and biology. Does that help?

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by plasmodesmata11
Wed Jul 27, 2011 1:18 am
Forum: Ecology
Topic: Survivorship curve
Replies: 4
Views: 6748
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