09/07/2024

Diversity in typhoid bacteria linked to higher mortality rates

Worldwide, 20% of the bacterial strains that cause typhoid fever have genetic variations in their external layer, called Vi capsule, that provide higher virulence, higher infectivity and high antibiotic resistance, Cornell ...

IQ tests: Can you improve your score by practicing?

Most adults never have to take an IQ test. But tests for assessing students' cognitive abilities, such as the cognitive ability test (Cat), are used in schools around the world. These tests are very similar to IQ tests. Taking ...

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