Sentences with phrase «cells form on»

If one simple protein (there are millions of proteins in 1 single strand of DNA) can not form on its own, how could such a complex form as a cell form on its own?

Not exact matches

In the course of it, you lose hundreds of millions of muscle cells that won't be replaced, and instead less flexible scar tissue forms on the heart, which can lead to patients needing a heart transplant.
Chuckles «Look around chad, we exist, a single cell appeared on this planet and evolved into all forms of life we know today.
Look around chad, we exist, a single cell appeared on this planet and evolved into all forms of life we know today.
Keep on looking at cells, a matter, like hindu's, ignorant s of hind, dark ages, matter can not form without a spirit, sof ware hindu's, ignorant s deny in th soul, filthy desire.
The consensus on the evolution of primitive life is that simple life forms (prokaryotes, organisms whose cells lack a distinct nucleus) inhabited the Earth about 3 - 4 billion years ago, eukaryotic cells (those with a nucleus which contains the genetic material) emerging 2 - 3 billion years ago.
Molecules form cells, cells form organisms, and so on in turn.
Only 10 % of the cells in and on your body are human, the other 90 % is the trillions of life forms that inhabit and live on your body... some of them can kill you if they get too numerous.
Without carpets on the floor, with screams of command from the guards regularly punctuating the atmosphere, and with small three - men cells as the locus of ongoing physical tensions and arguments (homosexual rape is a scandalously regular form of violence), jail offers little opportunity for stillness and peace.
Experiments in animal cells have shown that although these genes are required to form pluripotent stem cells during development, they are not powerful enough on their own to overcome the epigenetic programming of a mature cell and convert it to a pluripotent stem cell directly.
In the realm of eternal objects — a realm in which the relationships between objects are simultaneously unselective and systematically complete — we discover the musical tone «B.» Considered purely with respect to its relational essence, «B» entertains the possibility of many relations: it may be a tonic, a dominant, a subdominant, a neopolitan, a relative minor; it may form the base of a fully diminished vii chord, or the seventh tone of a V / V chord, the third tone in a twelve - tone row, the fourth interval in a five - tone cell, and so on.
«What we have described as globalization is remarkably close to Teilhard de Chardin's planetization, in which «[mankind, born on this planet and spread over its entire surface, come [s] gradually to form round its earthly matrix, a single, major, organic unity, enclosed upon itself.4 Thus the globalization of humankind could lead to the formation of a new kind of living entity — a social organism — on the same cosmic principle as that by which atoms join to form molecules, molecules join to form mega-molecules, mega-molecules unite to form living cells, and innumerable cells constitute an organism.
It is the central problem of biological evolution in which groups of cells form larger and larger organizations by generating hierarchical constraints on subgroups.
In this sense an atom is more complex than an electron, a molecule more complex than an atom, and a living cell more complex than the highest chemical nuclei of which it is composed, the difference depending (on this I insist) not only on the number and diversity of the elements included in each case, but at least as much on the number and correlative variety of the links formed between these elements.
First the vitalization of matter, associated with the grouping of molecules; then the hominization of Life, associated with a super-grouping of cells; and finally the planetization of Mankind, associated with a closed grouping of people: Mankind, born on this planet and spread over its entire surface, coming gradually to form around its earthly matrix a single, major organic unity, enclosed upon itself; a single, hyper - complex, hyper - centrated, hyperconscious arch-molecule, co-extensive with the heavenly body on which it was born.
The democratic societies have no one supreme or dominant member, with examples being such things possibly as stones and probably as some cell - colonies and even special forms of many - celled plants and animals.42 Monarchic societies, on the other hand, do have a supreme or dominant member which radically subordinates the parts to its ruling purpose but which can never completely rob the parts of all measure of control over themselves.
And let's remember that evolution, while it's a theory, is a theory about the beginning and the transformation of life based on things we have observed, namely that cells change and mutate and that those mutations can produce cells that are unique and new, and that it would follow that it's possible for molecules to form into single - celled organisms which mutate and combine into multi-cellular organisms which mutate, adapt, and grow over time into new forms of life.
First seen as poisons, then as life - forms, then biological chemicals, viruses today are thought of as being in a gray area between living and nonliving: they can not replicate on their own but can do so in truly living cells and can also affect the behavior of their hosts profoundly.
During working out, muscle cells rely heavily on glycogen, the storage form of carbohydrates in your muscles and liver.
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And if you don't deny it, then why discredit the fact that food, the very substance that all humans need in order to keep organs functioning, blood pumping, toxins dispelling, cells forming, could be causing severe effects on our health if the wrong foods are eaten?
When we leave, depending on the type of travel, each of the children has some form of identification with a name and our cell phone number.
Although these spots themselves are harmless, if some of the spots are bigger than a 50 cent coin, then it could be due to Neurofibromatosis (NF), which is a genetic disorder of the nervous system that causes abnormal cell growth of nerve tissues or benign tumours to form on the nerves anywhere in the body at any time.
** Please note, I have been told that the form does not always work correctly on some cell phones.
A greasy white substance made from sebum (oil) and dead skin cells, vernix is right now beginning to form on your baby's skin.
«These attacks have grown in magnitude and they include attacks on security services, we have incidents where military officers have been lynched by mobs, we have instances where these vigilante groups calling themselves variously; Invisible forces, Delta forces, etc. invade police stations, break into cells and release suspects because they claim the NPP members are immune to any form of arrest in other words, they are living above the law because they happen to be members of a party living in power», he said.
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Phages identify and grab bacteria using proteins on their leglike tail fibers, which form a strong bond with compounds on the bacterial cell surface.
Current treatments are based on the bulk, brute removal of cells — but miss even a few, and evolution will see to it that the cancer returns in a new, often more resistant, form.
The research team found that when it increased levels of E-NTPDase2 in tadpole embryos that consisted of only eight cells, they could cause parts of the eye to form not only on the heads of the amphibians, but also in tissues in other parts of their bodies, including their tails.
That was surprising, he explains, because «fibrillarin resides deep within the nucleolus of the host cell... [where it] methylates ribosomal RNA molecules, which then go on to form ribosomes,» but its full function may not be completely understood.
Although amyloid clogs the brain early on, memory loss tracks much better with a different protein, tau, which forms so - called «tangles» within nerve cells.
PAK proteins allow melanoma to thrive through their action on a few different pathways, both encouraging cell cycle progression and inhibiting apoptosis, a form of cell death, the researchers found.
A detour on the road to regenerative medicine for people with muscular disorders is figuring out how to coax muscle stem cells to fuse together and form functioning skeletal muscle tissues.
Bands on gels that form the Manhattan skyline, graphs that resemble comedy breasts, or smiley faces hidden in the nuclei of cells are the mainstay of every lab notice board, but they rarely make it to publication.
First seen as poisons, then as life - forms, then biological chemicals, viruses today are thought of as being in a gray area between living and nonliving: they can not replicate on their own but can do so in truly living cells and can also affect the behavior of their hosts profoundly.
«To treat most forms of hearing loss, we need to find a delivery mechanism that works for all types of hair cells,» said neurobiologist David Corey, co-senior investigator on the study and the Bertarelli Professor of Translational Medical Science at HMS.
The study, published April 4 in the journal The Lancet Oncology, focused on non-small cell lung cancer, which is the most common form of lung cancer.
A study analyzing brain tumor genomics on a single - cell level has found evidence that cancer stem cells fuel the growth of oligodendrogliomas, a slow - growing but incurable form of brain cancer.
The porelike protein forms a potassium channel, an electrical entryway into the cell that toggles open or shut depending on the outside voltage.
In many very invasive forms of breast cancer, the cells have too much of the receptor HER2 on their surface.
Using this biosensor in highly invasive breast cancer cells taken from rodents and humans, the Einstein team discovered that when an individual invadopodium forms and is actively degrading the ECM, its Rac1 levels are low; on the other hand, elevated Rac1 levels coincide with the invadopodium's disappearance.
In research that has implications for diabetes and other metabolic diseases, an international study based at UT Southwestern Medical Center found that the protein connexin 43 (Cx43) forms cell - to - cell communication channels on the surface of emerging beige fat cells that amplify the signals from those few nerve fibers.
That three - or - so - pound lump of soft tissue, housed within the cranium, has about 100 billion nerve cells or neurons (roughly equal to the number of stars in our galaxy), which form trillions of connections with each other, giving rise to millions of operations going on simultaneously.
Can they, for example, differentiate into the three fundamental cell types that go on to form all adult tissues, he asks.
In people with sickle cell anemia, molecules of sickle hemoglobin clump together and form long rods that cause red blood cells to become rigid and take on a sickle shape.
Biochemist Radhey Gupta of McMaster University in Canada proposes that a bacterium and an archaean fused to form the first eukaryote, based on his analysis of a pair of slow - changing genes found in what may be one of the oldest cells with a nucleus, Giardia lamblia.
Just as they do in the human body, the cells form intestinal folds on the chip.
By analyzing chemical changes of the IRS - 2 protein in immortalized cultures of human white blood cells, it determined that IRS - 2 appeared in two different forms — «on,» which allows the signal to pass through, and «off,» which stops the signal from activating the cells into M2 macrophages.
In experiments on cell cultures, both of these inhibitors succeeded in breaking various forms of the TKI resistance: including forms caused by additional mutations of the gene Bcr - Abl as well as those caused by large quantities of the protein Gab2.
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