Molecular orbital

Pollution is one of the most serious problems that affect our environment, and its effects on all life aspects are clear to everyone. Because of this, pollution is one of the most serious issues that all the word countries are concerned about. As time goes, the pollution problem increases and also the population growth increase. The increase in demand for water and food supplies place an increasing stress on the ground and surface water quality and quantity. One of the environmental problems…

4.1 Introduction: Stress is one of the most prevalent and life-threatening forms of mental illness affecting more than one fifth of the world’s population. It is always related to alterations of signaling pathways mainly the hypothalamic-pituitary-adrenal axis (Mikhai et al, 2014). Rat models are an obligatory tool to study the etiology and progression of behavioural and biochemical changes induced by oxidative stress. Restraint stress produces an imbalance between oxidants and antioxidants…

bone. Figure 6 also shows the characteristic morphology of the primate orbit. The eyes face forward for binoccular region, the eyes tend to be quite large, and the orbit is either a fully enclosed cup (as in the chimp in figure 6) or a lateral post-orbital bar (as in the aye-aye). In most other mammals (for example the bear and kangaroo), the eye is simply plastered onto the side of the skull and held in place by soft tissue. Page 6 of 21 Primate Taxonomy Reduction of the olfactory…