Different pregnancy and birth control and contraception strategies are described. Read this tutorial to learn each of th..
This tutorial looks at the mutation at the gene level and the harm it may bring. Learn about single nucleotide polymorph..
Hormones are produced in the endocrine glands of animals. The pituitary gland and hypothalamus are the most impor..
While learning and intelligence are associated with the functions of a conscious mind, sleep and dreams are activities o..
Plants in lentic habitats have features not found in terrestrial plants. They acquired these features as they adapt to t..
Plants need to regulate water in order to stay upright and structurally stable. Find out the different evolutionary adap..