We reside upon a reality of dimensions. From the very objects we maneuver and manipulate to the curvature of space and time we extrapolate, the realm of dimensions seems the definitive platform of existence. And while limited to a discrete degree of three of such dimensions we begin to reflect on the feasibility of the fourth as a platform of existence. An abstract and abstruse concept compounded with the axioms and the theorems, the vectors and the coordinates. A fourth dimension truly breaks physical bounds of space and time, pushes the envelope on our profundity regarding the topological, geometric or even metaphysical nature of the known universe. A fourth dimension may well and truly express itself in the discipline of mathematics as a series of vectors, augmenting the degree of spatial liberty in a manifold; in physics, this comes as a grand unification of space and time via the Minkowski continuum of special relativity. But the central premise remains a fourth poled realm of space, where the minimum prerequisites central to the definition of a point are four. Envision a one dimensional terrain, a single coordinate is the prerequisite for the definition of a point, a two dimensional terrain requiring two coordinates, our three dimensional world requiring three and the four dimensional requiring four. But in terms of spatial freedom, a one dimensional world would restrict motion to right and left movements; a two dimensional reality limiting movement to right-left, forward-backward motions; a three dimensional world allowing right-left, forward-backward, up-down and around motions. The spatial freedom of a four dimensional world seems best represented by a tesseract cube, a four dimensional analog of its proportion, allowing the freedom of a three dimensional reality in conjunction with 'inside' movements. And while the verbosity of spatial movements and coordinates aims to tackle the abstract nature of a four dimensional world, we are only beginning to cut the Gordian Knot of its perplexity and mystery. We are only beginning to unearth and unveil the range of ramifications such an array of dimensions poses, only beginning to fathom the sheer extents and heights such an order of spatial freedom may reach as both an abstract and a temporal reality. For we are not merely entities of three spasmodic dimensions, rather we are beings of a higher purpose...
Wednesday, 29 August 2012
Saturday, 25 August 2012
Freud- A Portrait
Tuesday, 21 August 2012
Tabula Rasa- Debunking the Blank Slate
Saturday, 18 August 2012
Hormones- Messengers of Fight and Flight
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adds further to their psychological worth, their capacity for priming the mind to a biological degree. But perhaps most revered and renowned remains their mantle as the pivots of the fight-or-flight response, a complex of secretion by glands such as the adrenal, notable for its epinephrine output. Such a response to acute stress, followed by the production of dopaminergic molecule subsequently enhancing vigor and suppressing pain, giving rise to the 'adrenaline rush'. Moreover, one may observe the dynamic processes of hormones as a direct facet of a cohesive functional unit, neuroendocrine units such as the hypothalamic-pituitary-adrenal axis or even the hypothalamus-pituitary-gonadal axis function in unison in maintaining homeostatic, enteric, immunologic and other regulatory processes. It remains conspicuous the sheer cohesion and interdependence that fulfills the molecular realm of hormones, their enthralling action and intriguing reception, further kindled by their capacity to evoke and to stimulate. And as we converge deeper than ever conceived, further than ever; from the oasis of the posterior pituitary to the extremities of a lymphatic gland we realise an internal labyrinth of not solely symphony and synchrony but action upon reaction. Down to their genesis and synthesis, hormones have an uncanny resemblance of enzymes during their initial composition and inhibition, their subsequent activation and reception. There is an added resemblance of specificity, in the case of enzymes; stereo-specificity to the substrate and target cells guided by functional receptors for their hormonal counterparts. Anything but unkempt.
Thursday, 9 August 2012
Molecular Biology- Symphony in the Gene
A haven of order and complexity, playing to the symphonic rhythm of nature. The synchrony of cell and molecule in a cascade of biological marvel that ever confounds, gripping the secrecy of life. Standing as an endeavour rather than a mere attempt at expounding the interplay of genes and biochemical catalysis; it remains ever universal in both its form and direction. From the pithiness of its central dogma to its implications for modern genomics, molecular biology has fulfilled the embodiment of a grander scope of life. One readily laced with intricacy and elaborateness yet doused with the elegance of lucidity and intrigue. And while genes remain the powerhouse blueprints for powerhouse macromolecules, it is their stupendous odyssey from a humble polymer of nucleotides, to a polypeptide chain of amino acids and beyond that broadens the biological horizons of the cell and accounts for its elusive processes. From the copycat phase of replication that gives rise to twins from a parental strand of DNA; to the methodic phase of transcription that takes the stuff of genes to the stuff of RNA; to the interpretation of a residue by residue sequence by means of translation. Molecular biology seems the starting point at the terminating point of biochemistry, ever pushing the envelope of understanding further than ever. In addition, the dynamics of gene expression remain deeply encapsulated in the cellular preference for one gene over the other; hinting a biological symphony devoid of sound and note yet superfluous in authority and governance. Ruminating even further, we realise the exactitude at the heart of the gene, the initiating prelude of the promoter's bond to RNA polymerase, its elongation as DNA is copied into RNA and the finishing touches indicated by the omission of introns ans the expression of exons. Rather superfluous in terms of jargon, yet the most efficient and industrious of biological contraptions on the planet. A contraption bent on more than merely a central dogma, rather myriad indications and implications for cutting-edge science. For when a neoplastic mutation results in a malignant growth of cellular entities, the interplay between oncogenes and tumor suppressor genes grounds a molecular basis to understanding the pathophysiology of disease and disorder. Telomeres and telomerases included, their roles catalyzing such molecular mayhem and unrest. Molecular biology is at the coalface of disseminating the nature and causes of such mutations, but apart from cancer or oncologic phenomena, an ever emerging movement to dissecting the induced mutations caused by mutagens and the flaws the polymerases of replication spontaneously evoke. A realm of utility, viability and feasibility is deeply and intimately woven throughout the fabric of molecular biology, not solely for its groundbreaking and paradigm-shifting efforts in the genetic world but also for the spirit of discovery and lucidity it kindles and arouses...
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