Sentences with phrase «used in experiments because»

Research facilities aren't required to report on the number of mice, fish, or reptiles used in experiments because those animals aren't covered under the Animal Welfare Act, so in reality, these numbers are actually quite higher.

Not exact matches

Physics, in particular, is noted for its ability to use inductive reasoning to posit universal laws such as Einstein's General Relativity, making the claim that experiments and observations on or from earth allow us to generalise a theory into universal law, i.e. a law of physics that we believe must hold everywhere in the universe because this is a law written into the fabric of the universe.

I've used it once before, but that was mostly because maple syrup is crazy expensive in Trinidad and I didn't want to waste the little I had on a popcorn bar experiment.

Though I keep agave on hand, I experimented with using coconut nectar in the recipe because I recently bought some.

Hi Renee, I'm sure a sugar substitution would work, although I am not sure about flour because I have never used one in place of all purpose, but if you feel like experimenting give it a try and let me know.

More than a third say that they are opposed to the use of animals in any experiment because of the importance that they place on animal welfare.

It has been challenging to study liver cirrhosis, also called end - stage liver disease, because most animals used in experiments do not develop the disease.

Another instrument called Ptolemy, which was designed to sniff the gases trapped in the comet, will miss out on a sample, because it uses more energy and Rosetta can conduct similar experiments from orbit.

«Even if this particular material will probably not be used because of the low temperatures and strong magnetic domains required, our experiments show what this kind of control could, in principle, look like,» adds Simon Gerber, first author of the publication.

It also makes it difficult for other labs to validate data because the media they use will likely not be the same as in the original experiments.»

While using less ground water helps the environment, the study did not cover hard freezes because the temperatures did not get that cold during the three growing seasons in the experiment.

Until these experiments, Paco probably had rarely had a chance to use his electroreceptors, because he had spent much of his life in captivity.

To ensure that working in the lab isn't a drag and that your experiments don't fall to pieces because your Chi is backed up, feng shui experts advocate the use of five elements — Wood, Fire, Earth, Metal, and Water — and commonsense placement of objects to create blissful surroundings, says Olmstead.

Collins said that because Hydra is such a simple animal and because it is able to regenerate after complete dissociation into individual cells, it offers researchers the opportunity to use similar techniques as the ones employed in their experiments to examine how an organism develops from an unstructured group of cells into a complex body plan.

The term in vitro, from the Latin meaning in glass, is used, because early biological experiments involving cultivation of tissues outside the living organism from which they came, were carried out in glass containers such as beakers, test tubes, or petri dishes.

In all the experiments, the scientists used sulforaphane, the cancer - protective component of broccoli, as a control because it is known to induce NQO1, the detoxifying enzyme.

Fluorescent dyes, which are frequently used as markers in biological experiments, are particularly hard to detect in Raman spectroscopy because the fluorescence tends to wash out the signal.

Normally electrons pair up and cancel out each other's magnetism, but Hicks says the organic molecules used in the experiment were selected because they can tolerate extra electrons.

Pauling denied that the study was a replication of Cameron's experiment because the patients used in the Mayo trial had all received chemotherapy before taking vitamin C so their negative response to treatment with vitamin C may have had more to do with their depressed immune system than the inefficacy of vitamin C.

And because hydrogen molecules consist of just a handful of particles, compared with the larger caesium atoms used in atomic clocks, it would be easier to do theoretical calculations and compare them with real experiments, the team says.

«We're using and abusing nature because it's had billions of years to do all of its experiments through evolution, so there is almost no point in us starting from scratch,» says Sarah Staniland, who led the research (Small, vol 8, p 204).

«Importantly, because we used novel, never - before - heard music pieces in these experiments, it suggests that the effect may sometimes arise purely out of contagion,» Hsu says.

The team used inhibitory neurons because they showed the most promise in earlier experiments.

Currently, such experiments can not be done with federal funding in the United States because of a congressional prohibition on using taxpayer funds for research that destroys human embryos.

For all in vivo experiments, we used male mice because they all develop spontaneously pathological and clinical alterations of T2D, whereas females develop the abnormalities late and only a proportion of them develop the alterations.

The technique could lead to a greater understanding of theoretical predictions in quantum phase transitions because the experimental parameters used in the Rice experiments are highly adjustable, according to Kono.

«It's not fundamentally surprising, because physicists have thought for a long time that Majorana fermions could arise out of the types of materials used in this experiment.

«Because nano - DESI already meets this trio of requirements in passive mode, the reactive mode is another valuable tool in understanding the complex chemical world around us,» said Dr. Alexander Laskin, an EMSL scientist who conducted numerous experiments using the reactive nano - DESI approach.

They chose fruit flies because flies and humans use many of the same genes, but the genetic makeup of flies is much simpler and the short life cycle of flies better assists scientists in conducting genetic experiments, Panin said.

Although this limitation is present in other studies using similar artificial grammar - like nested sequences64, 104, the effects of length were typically not observed, possibly because the differences in duration in those studies were around 1 s compared to 3 s in the current experiment.

We used AI - derived pregnancies as controls in our experiment because AI is the closest experimental condition to natural breeding and provides a systemic control from natural conception to implantation.

Campbell spends a good portion of chapter three in The China Study arguing that protein provides a more compelling culprit than chemical carcinogens when it comes to cancer simply because the doses of protein used in his experiments were so much more realistic than the doses of chemicals used in most other studies.

I'll do these little experiments, not because I want to deprive myself, because when I bring the thing back into my life it allows me to bring it back in a much more deliberate way and be more intentional using that thing going forward.

When I grew up in the physics community... The hard ass experiment the physicists used to refer to a paper that was based on a model so if it was model dependent, that was a synonym for I don't have to read this paper because life is too short.

Furthermore, these effect sizes are not comparable because the standard deviation used to scale the voucher results is from a much less diverse sample: low - income, inner - city students who participated in the experiment.

Because the randomized controlled trial approach has the important feature of generating comparable treatment and control groups, we can use a straightforward set of analytic techniques, designed for use in social experiments, to estimate the impact of a school tour to an art museum on student outcomes.

In an experiment I ran 16 years ago using a system based on these core ideas, there was some success because the systemic drivers, in particular the reporting system and syllabus structure, was consistent with the desired approaches to curriculum, assessment and pedagogIn an experiment I ran 16 years ago using a system based on these core ideas, there was some success because the systemic drivers, in particular the reporting system and syllabus structure, was consistent with the desired approaches to curriculum, assessment and pedagogin particular the reporting system and syllabus structure, was consistent with the desired approaches to curriculum, assessment and pedagogy.

In large part because randomized trials are considered the gold standard of research design and are used in medical research, many contend that the only way to truly professionalize education research is to demand the use of randomized trials or «true experiments.&raquIn large part because randomized trials are considered the gold standard of research design and are used in medical research, many contend that the only way to truly professionalize education research is to demand the use of randomized trials or «true experiments.&raquin medical research, many contend that the only way to truly professionalize education research is to demand the use of randomized trials or «true experiments.»

We gave the students, right from the word go, a very simple engineering model of: Look at the problem, brainstorm — think about some ideas, draw some initial designs (and we get the children to sketch those)-- but what we've also brought in is some experiment as well because children will be using the hands - on materials and they love to experiment.

Because the randomized controlled trial approach has the important feature of generating comparable treatment and control groups, we can use a straightforward set of analytic techniques, designed for use in social experiments, to estimate the impact of a school field trip to see live theater on student outcomes.

Because Minecraft has such open possibilities and potential, teachers have been experimenting with different ways to use it in the classroom for a while now to teach math concepts like ratios and proportions, while others use it to support student creativity and collaboration.

On the instructional side of science, it has become evident that elementary teachers were not teaching science because they did not know the content nor feel secure with it as a subject area (Rutherford & Ahlgren, 1989); little instructional time in elementary schools was devoted to science (NAEP, 1988); and where science was taught, basal texts that emphasized reading and canned experiments were preferred and used over active learning (Lockwood, 1992a; 1992b).

(School achievement tests showed greater long - run effects in the Perry study, but these school - based achievement tests are not the sort of measure used in the Head Start experiment, probably because they are difficult to compile and compare across diverse schools.)

In the meantime, Tim says, the Big Two of comic book publishing — Time Warner (NYSE: TWX) with DC and Walt Disney (NYSE: DIS) with Marvel — will no doubt be checking to see how Image's experiment tracks with fans, if only because both use comiXology as their primary distributor of digital comics.

I meant to include that in the post because I did use one of his templates as a basis for this experiment.

Because of the variation in interfaces, some may be easier to use than others, so you should experiment.

Beagles are bred especially for use in medical experiments and are used in research because of their affable and passive natures, their relative lack of inherited health problems and their mid-range size.

They embraced it because it allowed them to experiment, painting quickly, intuitively, in multiple layers and using radical techniques.

I mention sound because I recently came across some experiments using sound to convey the scale and character of the 11 March great earthquake (in one iteration, lower pitch equals deeper depth, louder volume equals more power).

This reminds me of grad students who could compute statistical tests by hand because they paid attention in statistics class, but had absolutely no idea which statistical test to use on their own experiment's data.