Humans are capable of only one mode of reproduction, i.e. sexual reproduction. Haploid sex cells (gametes) are produced ..
A sensory system is a part of the nervous system consisting of sensory receptors that receive stimuli from the internal ..
This tutorial elaborates on the effect of light on plant growth. It describes how different plants require different amo..
It only takes one biological cell to create an organism. A single cell is able to keep itself functional through its 'mi..
Some of the body movements can be controlled at will, others cannot. The body has a motor program, which is the pattern ..
This tutorial presents Gregor Mendel's law of dominance. Learn more about this form of inheritance and how it can be pre..
