These leaves grow horizontally, so that the majority of photosynthetic cells are facing upwards and receiving light in the day for photosynthesis. The majority of stomata are found on the lower half so that transpiration does not increase during the day. Dorsiventral leaves can either be 1) simple, consisting of one leave or 2) compound, consisting of many leaves stemming from the same petiole.
Developmental biology is a biological science that is primarily concerned with how a living thing grows and attains matu..
The Earth's ecosphere was rapidly changing and throwing up a wide range of ecological niches that new adaptive organisms..
Plants need to regulate water in order to stay upright and structurally stable. Find out the different evolutionary adap..
Humans are diploid creatures. This means that for every chromosome in the body, there is another one to match it. Howeve..
Lentic or still water communities can vary greatly in appearance -- from a small temporary puddle to a large lake. The s..
Human consciousness and behavior are an interesting topic since they are determined and controlled by the brain. Conscio..