Scientists have translated nanoscale experimental and computational data into precise 3D representations of bacteria, yeast ...

This influx of calcium at the contact site attracts and activates a kinase called CaMKII, a protein known to be important in ...

Dead cells are joined end to end to form a continuous tube. They have no cytoplasm. Their walls contain lignin for strengthening. Phloem cell They transport sugars, amino acids, other substances ...

Animal and plant cells have certain structures in common. Cell structure Function Cytoplasm Where enzymes and other proteins are made. Location of reactions in anaerobic respiration. Nucleus ...

Cold Waves in the Rainforest: What They Mean for Wild Animals Jan. 30, 2025 — It's not always cozy and warm in the Amazon rainforest: Cold waves can cause temperatures to drop drastically.

Cell biology is the discipline of biological sciences that studies the structure, physiology, growth, reproduction and death of cells. Research in cell biology uses microscopic and molecular tools ...

Cancer stem cells are rare immortal cells within a tumour that can both self-renew by dividing and give rise to many cell types that constitute the tumour, and can therefore form tumours.

Nearly 60,000 people are diagnosed with oral cancer in the U.S. every year, according to the American Cancer Society, and the ...

Jan. 23, 2025 — There's a downside to being a powerful alpha male -- at least if you're a baboon. Studies show that despite their high rank, the No. 1 males in baboon society are also some of ...

During an interview on PBS’ “Firing Line with Margaret Hoover” on Friday, Carville assessed what went wrong with the former vice president’s run in her loss to President Donald Trump in November. He ...

Learn all you wanted to know about animals with pictures, videos, facts, news, and more. Composite photograph by Joel Sartore, National Geographic Photo Ark Amphibians ...