________________ refers to methods which avoid or replace the use of animals in an area where animals would otherwise have been used.
A: Refinement
B: Reduction
C: Replacement
D: Redoing
A: Refinement
B: Reduction
C: Replacement
D: Redoing
举一反三
- A1型题 毒理学研究中提倡3R原则是指（） A: replacement\reduction\refinement B: replacement\recovery\refinement C: replacement\reduction\reference D: replacement\recovery\reactivity E: replacement\recovery\reference
- Wild animals have been overhunted, and as ____ result, some of them are among the animals in ______danger. A: a; the B: a; / C: the; a D: / ; the
- Which of the following statement is true?____. A: The ability to use language separates human beings B: We can be certain that animals have a culture too C: Social scientists doubt if animals have a culture too D: Some traditional ideas about the difference between human beings and animals may be wrong
- Which one in the following is NOT the argument of Alex? A: Animal testing is cruel but humane. B: Alternative testing methods now exist that can replace the need for animals. C: Animals are very different from human beings and therefore make poor test subjects. D: Drugs that pass animal tests are not necessarily safe. E: 95% of animals used in experiments are not protected by the Animal Welfare Act.
- Animals and plants have been safe and sound up to now.（ ）