Compilation of repeated questions from past Biology papers. Downloadable PDF of important questions available. Covers key chapters like Reproduction, Genetics, and Biotechnology. CBSE Class 12 Biology ...

Physics Viva Questions Class 12 (2026): CBSE Class 12 practical examinations for the 2026 board exams are being scheduled in many schools during the second half of January 2026, and students are now ...

Natural selection uses duplicated genes as raw material for functional innovation, co-opting their existing features to new functions. Understanding genetic innovation requires two questions to be ...

U.S. Customs and Border Protection (CBP) agents stand guard during a protest outside the Whipple Federal Building, more than a week after a U.S. Immigration and Customs Enforcement (ICE) agent fatally ...

Objective To evaluate systematic reviews of randomised controlled trials (RCTs) on the effects of exercise on general cognition, memory and executive function across all populations and ages. Methods ...