Definition A cut (in actual or by imaging techniques) from the top to the bottom of the body, or of any anatomic structure, dividing it into left and right portions. Supplement Word origin: sagittal » from the Latin word sagittalis, meaning arrow. Synonym: median section...
Hormones are produced in the endocrine glands of animals. The pituitary gland and hypothalamus are the most impor..
The human respiratory system is an efficient system of inspiring and expiring respiratory gases. This tutorial provides ..
Learn how the way genes control and determine every aspect of the body. This lesson uses lac operon as an example. ..
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Meiosis is a form of cell division that creates gametes. It is comprised of two divisions that in the end, the resulting..
This tutorial elaborates on the effect of light on plant growth. It describes how different plants require different amo..
The movement of molecules (specifically, water and solutes) is vital to the understanding of plant processes. This tuto..
