Sentences with phrase «form complex molecules»

The energy provided by the charged particles may have provided the boost needed for simple molecules to combine to form complex molecules such as DNA and RNA.

Weaver's models also demonstrate that once the temperature in the dust cloud reaches about — 280ºF, most of the molecules evaporate from the ice on dust grains and enter a gas phase, allowing them to react a lot more quickly and to form complex molecules.

Researchers from Copenhagen Plant Science Centre at University of Copenhagen have succeeded in manipulating a strain of microalgae to form complex molecules to an unprecedented extent.

Not exact matches

Simple molecules coming together to form complex life violates the second law of thermodynamics / entropy.

Matter does not control or direct itself, yet science as it progresses is gradually uncovering a sort of organic unity within the universe in which atoms become molecules, molecules link to form chemicals that form proteins, these link to form DNA, simple life forms evolve into more complex life forms, and so on.

Matter does not control or direct itself, yet science describes a sort of organic unity within the universe in which atoms become molecules, molecules link to form chemicals that form proteins, these link to form DNA, simple life forms evolve into more complex life forms, etc..

Molecular biology, contrary to the article, does not support evolution by natural chance because evolution can not occur without inheritance, inheritance can not occur without DNA and DNA is so complex it could not have evolved by chance unless we are to assume that molecules just happened to arrange themselves into the DNA molecule at the same times as a nucleus formed to hold the DNA, at the same time as the cell membrane just happened to form around it, at the sametime as all the cell maintaining process in the cytoplasm just happened to come into existence to form a single cell and that all these aspects just happened to come together and work harmoniously.

The existence of DNA is not evidence for God; it is simply evidence that it is possible for complex molecules to form in this universe.

We hold that those occasions responding to basic pulses or to the lure of a particular past particle form the elementary particles, which in turn form the atoms, which in turn form the molecules, which in turn form the more complex molecules of primitive organisms, which in turn form the one - celled organisms, which in turn form the multi-celled organisms, which, finally, in turn form the more complex organisms, persons.

Even more damning to the theory, is that even if those elements would become «complex» within themselves, that they would find other «complex structures» that were chemically attractive and form even the most rudimentary organic building blocks of the far, far more complex amino acids needed to create a very, very simple RNA molecule.

Since I've never seen a molecule, or watched them connect and form complex matter, I guess that's faith, but its the paradigm that makes sense to me.

Nevertheless, basing their position on developments in molecular, organismic, and population ecology, Cobb and Birch characterize life as an increasingly complex special form of the organization of molecules and atoms that also involves a temporary and local decrease in entropy; there is no absolute, dualistic distinction between the living and non-living, animate and inanimate.

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.

But in terms of our modern neoanthropocentricity, Man, both diminished and enlarged, becomes the head (terrestrial) of a Universe that is in the process of psychic transformation — Man, the last - formed, most complex and most conscious of «molecules».

In the early 1970s, astronomers discovered that space was full of complex organic molecules, some of them forming part of the comets and meteorites that occasionally crash - land on Earth.

«Rotating ring of complex organic molecules discovered around newborn star: Chemical diversity in planet forming regions unveiled.»

Why does biology use only one of two mirror - image forms in which most complex molecules can occur?

In two star - forming regions of the galaxy, ALMA picked up signals emanating from three complex organic molecules, including dimethyl ether and methyl formate, which had not previously been detected outside our own galaxy.

The «light molecule» is, potentially, the building block of technology that uses some form of tangible light — from light sculptures to lightsabers to (perhaps more practically) computers that can perform vastly more complex calculations than today's machines.

About four billion years ago, the strength of those hydrogen - carbon bonds allowed increasingly complex molecules — amino acids, DNA, and proteins — to form from the primordial soup, making life possible.

On reaching the surface, methane can react with other organic molecules to form complex chemistry.

Chemical reactions are used to open a hole in the spheres where water molecules can be injected, before the «cages» are closed, to form a complex referred to as H2O@C60.

Theories about the emergence of life suggest that increasingly complex carbon - based chemistry led to self - replicating molecules — and, eventually, the appearance of the first cellular life forms.

Now, Perlman has found a way to change the behavior of phytosterols in liquids by forming a new complex in which glycerin molecules attach to phytosterol molecules.

Hayes and his colleagues looked at organic compounds from sediments formed between 1.8 billion and 550 million years ago, and found that simple hydrocarbons from the sediments contained more carbon - 13 than more complex organic molecules.

They also contain a mixture of acidic and basic components that could provide energy necessary to form more complex molecules, perhaps even DNA, he said.

What's more, MPI - CBG postdoc Katie Long noticed that the three proteins formed folds only after they clustered with another complex glycan molecule called hyaluronic acid.

These complex organic molecules, two forms of cyanide and one chemically related compound, likely formed after the protoplanetary disk collapsed, the researchers say.

RNA acts as a messenger between DNA and the protein synthesis complexes known as ribosomes, forms vital portions of ribosomes, and acts as an essential carrier molecule for amino acids to be used in protein synthesis.

Water exists in myriad forms, and for poets and scientists alike this structurally simple yet at the same time behaviourally complex molecule never fails to fascinate.

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Water locked away in rocks for 1.5 billion years reveals conditions were right for complex organic molecules to form in deep sea hydrothermal vents

Manganese is a micronutrient that the body's cells can handle and forms a very stable complex with the porphyrin, a type of pigment molecule that can help to achieve the necessary properties.

As the DNA segments bind together, the building blocks are brought together and react with one another, forming more complex molecules.

They form a functional complex with another protein, the so - called olfactory receptor co-receptor, which enables insects to smell the tiniest amounts of odor molecules in their environment very rapidly.

The first was a T - shaped structure which Mulliken called an «outer complex», in which the chlorine molecule interacts only weakly with the electrons of the carbon - carbon double bond to form a loose association held together by electrostatic forces.

Philae will also look at complex organic molecules thought to be precursors to life, particularly whether their form is the left - handed or right - handed mirror image.

The structure showed that α - actinin forms a symmetrical complex made of two molecules.

CiviŠ's team is now trying to address how the RNA bases came together with other complex molecules to form RNA.

Unlike microcrystals, for example, the tubules have complex forms — often observed abruptly changing direction to avoid intersecting each other, in a manner consistent with tunneling microbial behavior — and contain organic molecules associated with biological activity; the Ries tubules are also similar to fossil traces of microbes found in volcanic glass.

Even the simplest life forms incorporate two amazingly complex types of organic molecules: proteins and nucleic acids.

These complex carbon - containing molecules do not necessarily signal life — they float in the harsh environment of interstellar space, for example — but they do form the building blocks of life as we know it.

After looking at lung samples from 75 young and middle - aged adult victims of the 2009 pandemic, they found an uncanny amount of a protein called C4d, a molecule that normally binds to antibodies to form virus - fighting immune complexes.

Food gives us nutrients like nitrogen as parts of complex organic molecules, but our digestive system strips them down into the basic mineral form that plants need — so «we have done half of the job,» Jönsson says.

Indeed, IL - 15 / IL - 15Rα complex formation leads to an increase in biological activity and half - life of IL - 15, and this complex has been hypothesized to be the predominant form of the molecule (21, 24 — 26).

When RepA forms this four - part molecule, the plasmids are said to be «handcuffed,» because two rings of DNA are captured with the locked - up and non-functional RepA complex in the middle.

Here, where the molecules are close to each other, they bond together to form more complex molecules like methanol, ethanol, simple sugars, etc. and water in the form of ice.

Those who view a complex machine and marvel at its intricate workings may similarly be enchanted to contemplate how DNA molecules, representing an unbroken chain of descent and modification from the first dividing cells, have produced the unimaginable diversity of forms of life.

This tells astronomers that protoplanetary disks are very efficient at forming complex organic molecules and that they are able to form them on a relatively fast timescale.