Draw a labelled diagram of the condition of one of the vegetable cells after being immersed in the concentrated salt solution for 30 minutes.

In the african savanna,more wildebeests are born than the environment can support. which is most likely to happen over a period of years as a result

When new rock is added to an oceanic ridge, the magnetized strips on either side of the ridge are evidence of sea-floor spreading. this is because the rocks on the two sides of the ridge o are equal in width and in polarity are polar opposites oare magnetized vary in width but are equal in polarity

How does photosynthesis show the conservation of mass and energy?