Part of Biology (Single Science) Living together - Food and ecosystems Active transport is a process that moves molecules against a concentration gradient. The process requires energy. For plants to ...

Even distribution of peroxisomes (POs) and lipid droplets (LDs) is critical to their role in lipid and reactive oxygen species homeostasis. How even distribution is achieved remains elusive, but ...

Modifications to existing theories have enabled researchers to better understand and model the dynamics of systems which don't obey conventional laws of diffusion. In normal circumstances, particles ...

Organisms are made up of cells. Most organisms are multicellular and have cells that are specialised to do a particular job. Microscopes are needed to study cells in detail. Cell division - AQA ...