OBJECTIVE: To recognize the fact that a species is not genetically homogeneous and to consider the influence of that fact on the ecology of a species. 1. A morphological definition: A species is a population of organisms whose members, within a considerable range of natural variations are structurally different from all other organisms.
Prevention/Solution. Instead of starving yourself to lose weight, limit your daily calories consumed to an amount recommended by your physician or nutritionist, while eating several small nutritious meals throughout the day. This will not negatively affect your metabolic rate and will in fact regulate your blood sugar levels and metabolism.
Stars lose weight, gain it. by Sarah Klein. Whether they're slimming down to play a perfectionist ballerina or bulking up to a gladiator-esque stature, celebrities often need to change their shape drasticallyand on short noticeto ace roles (or meet the expectations of a critical public).