Welcome to Part 3 of the Advanced Placement® Practice Challenge! 🚀📚 This edition features 21 brand-new questions covering subjects such as U.S. History, World History, Biology, English Language, ...

New research finds that birds can use lactate, often thought of as a metabolic waste product, as a cellular fuel that aids in ...

He provided the first convincing evidence that cancerous tumors develop from a single mutated cell and later helped expose ...

The human-made cells show many hallmarks of life, but they can't make all their necessary internal structures or divide for ...

In a study published in Science, USC researchers paired a biological discovery with an engineering feat to create more ...

Inside every cell are lipid molecules that make up cellular membranes, helping organelles communicate and respond to stress.

Female fertility depends on the successful growth and maturation of eggs (oocytes) within ovarian follicles. Within these ...

Inside every cell are lipid molecules that make up cellular membranes, helping organelles communicate and respond to stress.

This cell-like structure can grow, feed, divide and compete. Researchers ponder what it means for the future of synthetic ...

A prototype cell partly capable of replicating itself has been created using 36 existing bacterial genes, but it's not really ...

Mitochondria within a single cell do not behave uniformly. They differ in proteome, bioenergetic capacity, Ca2+ handling, membrane potential, mtDNA content ...

The study was conducted under prof Laxmidhar Behera, director, IIT Mandi, and prof Chayan Kanti Nandi, with a group of ...