Sentences with phrase «tested on chimpanzees»

Not exact matches

The capacity of primates to grasp abstract relations has been extensively tested by Premack with non-language trained chimpanzees on two kinds of reasoning: «and» versus «or» and transitive or deductive inference.

When it comes to animals, the problem is compounded for two main reasons: First, it is very difficult to design and administer tests that pick up on overall smarts instead of specific skills, such as the keen memories of food - hoarding birds or the fine motor skills of chimpanzees that make tools for finding insects in trees.

Chimpanzees are popular subjects for AIDS research (even though their immune system rarely succumbs to the virus) and are used in painful cancer and psychological tests, as well as for research on blood diseases and organ transplants.

Some tests have shown that chimpanzees had some building blocks of theory of mind: They can deceive, recognize others» motives, and remember who is a good partner on collaborative tasks.

But over the past 15 years, the field of canine cognition has exploded as scientists have shown that dogs can outsmart chimpanzees in some tests and can even shed light on the evolution of our own intellect.

As biomedical research mushroomed, animal dealers did a brisk trade supplying chimpanzees to laboratories anxious to test their vaccines, drugs and theories about disease on our closest living relatives.

The vehicles were designed to shield astronauts from the low temperatures and vacuum of space; the new craft were tested on two monkeys and on Ham, a chimpanzee.

In a new study, released on bioRxiv as an online pre-print, Pollard and her colleagues tested the function of over 700 HARs in early - stage human and chimpanzee neurons.