Plants and animals need elements, such as nitrogen, phosphorus, potassium, and magnesium for proper growth and developme..
The hominid family diversified from the apes around 6 to 8 million years ago. Since then, the evolutionary path has prov..
Part of the genetic information is devoted to the synthesis of proteins. mRNA, a type of RNA, is produced as a transcri..
A sensory system is a part of the nervous system consisting of sensory receptors that receive stimuli from the internal ..
Plants are characterized by having alternation of generations in their life cycles. This tutorial is a review of plant m..
A typical eukaryotic cell is comprised of cytoplasm with different organelles, such as nucleus, endoplasmic reticulum, G..
