A running water environment offers numerous microhabitats for many types of animals. Similar to plants, animals in lotic..
Plants, like animals, produce hormones to regulate plant activities, including growth. They need these hormones to respo..
The arthropods were assumed to be the first taxon of species to possess jointed limbs and exoskeleton, exhibit more adva..
Different pregnancy and birth control and contraception strategies are described. Read this tutorial to learn each of th..
The body is comprised of different elements with hydrogen, oxygen, carbon, and nitrogen as the major four. This tutorial..
This tutorial deals with the abiotic factors of the freshwater environment that determine what sort of life would be sui..
