Humans have it. So does Drosophila. But not yeast. That "it" is a small pause at the start of gene activity—a brief molecular halt that may have helped life evolve from simple cells to complex animals ...

CBSE Class 12 Biology Pre Board Sample Paper 2025-26 with Solution PDF is available here for exam preparation. Download PDF, as the exam will be held on 27 March 2026.

Here's what a tech writer uncovered while testing top translation apps on a recent trip to Europe and Asia. Google Translate provides translations for 249 languages with the option for audio ...