What does the lock and key hypothesis state?

I think something else worth noting is that universities are aware of how difficult it can be to get work experience at a hospital so if you are una...

Aerobic respiration in plants and animals is largely the same as they occur in mitochondria which can be found in both plants and animal cells. The ...

Respiration in the scientific context is when glucose is broken down in the mitochondria. This process uses oxygen, and results in carbon dioxide an...

Homologous chromosomes are the pairs of chromosomes you have in (virtually) all of your cells. You get one chromosome of each pair from each parent....

In the Savannah, there are several common adaptations. In animals, you often find sandy coloured fur or patterned fur for camouflage. Big ears to al...

The stomata itself is not a cell type but rather a pore. The size of the stomata and whether it is opened or closed is controlled through guard cell...

Yes. There is an extensive fossil record of plant evolution. David Attenborough himself actually discovered an important plant fossil in Charnwood i...

Are you asking this question from the perspective of biology, or sociology? I ask because biologically, the changes are pretty clear. For example, g...

Red blood cells, most white blood cells, and platelets are produced in the bone marrow, the soft fatty tissue inside bone cavities....

First your blood is forced to enter the bowman’s capsule, where the high pressure forces all molecules that are small enough through the filter into...