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Tag: "categorize" at biology news

Researchers find gene that may be at root of potato blight

...thogens called oomycetes. Oomycetes aren't easy to categorize ?although they physically look like fungi, on a molecular level they more closely resemble algae. Over the last 75 years, potato breeders have introduced at least a dozen late blight-resistant genes into the cultivated potato. The researchers looked...

Stanford/Packard scientist's data-mining technique strikes genetic gold

..., MD, PhD, used computer programs to automatically categorize the tens of thousands of microarray experiments in a single database based on the terms, or concepts, used by the submitter to describe the experiment. They then looked for findings shared by several experiments with similar concepts, such as tissue ...

Confidence in memory performance helps older adults remember

...rol over cognitive functioning were more likely to categorize the words and had better recall performance, Lachman notes. "It's no surprise that age-related losses or lapses in memory can challenge our deeply embedded sense of control," says Lachman. "Thus, we find an increase with age in beliefs that memory d...

Researchers show how brain decodes complex smells

...rter sections of the brain's olfactory system then categorize and combine these compounds into a recognizable scent. According to the researchers, it's as if the brain has to listen to each musician's melody to hear a symphony. Humans may rely on the same smell decoding system, because mice and men have simila...

All the eggs in one basket

... and used density descriptions and harvest data to categorize "major" and "minor" nesting sites. Historically, large nesting populations existed throughout the Caribbean. The researchers estimated 59 nesting sites existed for the green turtles, and 55 sites existed for the hawksbill turtles. Based on their ...

Beauty and the brain

...easured by the speed with which people are able to categorize what it is they're looking at). So, could it be, t...ins to perceive a prototype and then asked them to categorize different degrees of variations around that same prototype and rate their appeal. "As predicted,"...

With fruit fly sex, researchers find mind-body connection

...mate. So this makes it difficult for scientists to categorize their behavior as gender appropriate. So McKeown raised flies missing one of two copies of doublesex, a process that didn't completely remove the gene's influence but drastically reduced it. The result: Flies' sexual equipment was intact, but, the...

Using brain scans, researchers find evidence for a two-stage model of human perceptual learning

...in areas that discriminate between these shapes to categorize and "label" that information ("top-down"). A h...'." Now that the volunteers had learned how to categorize small shape changes, they were shown the cars from the first experiment while again being scanned, a...

Darwin's famous finches and Venter's marine microbes

...sitive and diverse, and so increase their power to categorize novel sequences." Diversity of microbial kinases In a separate study, Manning, Zhai, and first author Natarajan Kannan, Ph.D., a postdoctoral researcher in the lab of HHMI investigator and UCSD professor Susan S. Taylor, Ph.D., traded the bre...

How to look at dinosaur tracks

...is in mind, Milàn and Loope sought to describe and categorize different levels of preservation. For example, dinosaur tracks may still exist as true tracks, that is, the original prints left in the ground by the dinosaur. True tracks preserve many of the anatomical details of the foot, such as number of digits ...

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Breaking Biology News(10 mins):Blame it on the astrocytes 2SHAREHOLDER ALERT: Pomerantz Law Firm Announces the Filing of a Class Action against Provectus Biopharmaceuticals, Inc. and Certain Officers - PVCT 2SHAREHOLDER ALERT: Pomerantz Law Firm Announces the Filing of a Class Action against Provectus Biopharmaceuticals, Inc. and Certain Officers - PVCT 3
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