THE transport of ions and molecules across the cell membrane against a concentration gradient is usually defined by the term ‘active transport’. The word ‘active’ conveys the idea of ...

Cyclists led by the Firefly Brigade ride along car-free roads on Sundays, including Emerald Avenue in Pasig City, a portion of Mayflower Street in Mandaluyong City, Ayala Avenue in Makati City, and a ...

CPD accredited public sector news, comment & analysis for Civil Servants responsible for building, shaping and delivering ...

eg urea No Osmosis Water moves from a high to a lower concentration across a partially permeable membrane and down a concentration gradient Water No Active transport Substances more from low to ...

This short, fun video provides key tips to help you be safe while following Nova Scotia laws for cycling. Please share and use this video freely. Special thanks to the Dal students and alumni ...

Alternatives to increase transport capacity will be required, particularly in crowded cities where increased personal car use is unfeasible and potentially environmentally unfriendly. Up to 90% of ...

ALTHOUGH it is well established that isolated frog skin uses energy for the active transport of sodium, little is known about the metabolic processes providing this energy. Huf 1 showed that ...

Eighty-five per cent of all upgrades proposed for Sydney Park Junction disappeared overnight. The Transport Minister has ...

The city of Paris has established a Limited Traffic Zone (ZTL) designed to limit traffic from the city centre to refocus on ...

The City has encouraged all residents to comment on its draft Walking and Cycling Strategy which seeks to reposition walking ...

Moreira, 58, is part of a small but budding community of urban cyclists that have become a more common sight in recent years, ...