Dictionary » I » Investment



1. In dentistry, any material used in investing.

2. In psychoanalysis, the psychic charge or cathexis invested in an object.

refractory investment, an investment material which can withstand the high temperatures used in soldering or casting.

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Why must we avert the genome of Eden?

... Steemson depicted this difference as a resource management issue, but this certainly doesn’t make any sense. He says: “It comes down to parental investment. From the perspective of females, each pregnancy is a major investment of resources.” But it is anything but not economical to produce millions ...

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by Hunor
Mon Sep 23, 2013 12:08 am
Forum: Evolution
Topic: Why must we avert the genome of Eden?
Replies: 6
Views: 8046

Re: Cellular respiration questions..

... beginning of glycolysis it used 2 ATP to activate glucose, which results in the C6 molecule splitting and C3 pyruvate resulting (G3P). The energy investment step requires 2 ATP, and the energy harvesting step produces 4 ATP. Totaling in a net gain of only 2 ATP. During the krebs cycle enzymes ...

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by chrisPbacon
Mon Nov 07, 2011 11:57 pm
Forum: Cell Biology
Topic: Cellular respiration questions..
Replies: 4
Views: 3590

Re: Human Polygyny and Female attractiveness

... pair-bond did not evolve as a consequence of a need for male provisioning. Winking concludes that the human pair-bond functions to increase female investment in fertility. How could pair-bonding so function? I've published earlier this year a new theory of the basis of mate-guarding and pair-bonding: ...

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by Stevemoxon
Sat Jul 30, 2011 8:39 am
Forum: Evolution
Topic: Human Polygyny and Female attractiveness
Replies: 4
Views: 8813

Re: Survivorship curve

... be semelparous. However, I am unsure of what organism would do his since semelparity usually indicates mass spawning and therefore low parental investment, which wouldn't explain the high survivorship young in life. The seeming semelparity could be explained though by perhaps a low availability ...

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by plasmodesmata11
Mon Jul 25, 2011 4:28 am
Forum: Ecology
Topic: Survivorship curve
Replies: 4
Views: 6113

Dog Trainer comes up with Anti-evolution idiocy

... between organisms in said population is said to be well spring of the adaptation, and it’s hard to imagine that it wouldn’t be worth the investment in changes to head/neck structure in the deer species to evolve in this way in response to one of their major sources of predation, especially ...

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by KevinBehan
Fri Dec 17, 2010 12:42 pm
Forum: Evolution
Topic: Dog Trainer comes up with Anti-evolution idiocy
Replies: 36
Views: 26147
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