Height Definition and Examples - Biology Online Dictionary (original) (raw)
Physical Development in Humans
This tutorial elaborates on the physical development of humans, particularly from puberty to adulthood. Read this tutorial to know the specific physical changes that female and male bodies undergo as they turn into adults...
Plant Tissues
Plant organs are comprised of tissues working together for a common function. The different types of plant tissues are meristematic, simple, secretory, and complex tissues. Find out the distinctive characteristics of each tissue in terms of structure and function...
Water in Plants
The movement of molecules (specifically, water and solutes) is vital to the understanding of plant processes. This tutorial will be more or less a quick review of the various principles of water motion in reference to plants. ..
Growth and Plant Hormones
Plants, like animals, produce hormones to regulate plant activities, including growth. They need these hormones to respond well to their environment and to sustain growth, development, and dispersal. Plant biologists recognize five major groups of plant hormones: auxins, gibberellins, ethylene, cytokinins, and abscisic acid. Find out in this guide the importance of each hormone in the life of a plant...
The Hominids
The hominid family diversified from the apes around 6 to 8 million years ago. Since then, the evolutionary path has proved to be nothing short of phenomenal. This tutorial elucidates the emergence of the hominid family from where the human ancestral line came from...





