human relations organization

Pesticides, detergents, chemical dyes and other industrial chemicals and their waste constitute synthetic organic compounds. When present in water, these chemicals can act as toxic poisons for plants, animals and humans. Such chemicals enter the hydrosphere either by usage, by ..

Introduction - Health is considered to be the state of perfect functioning of body and mind, unhindered by diseases. Disease is the malfunctioning of the organism or part of it due to infection, inherent weakness or environmental stress, that upsets the normal physiological functioning of..

Organ Transplantation - Organ transplantation has become a therapeutic modality to treat patients with end - stage disease. While many types of organs have been successfully transplanted, the histocompatibility barrier between recipient and donor remains a problem. It ..

fig. 25.8 Worlds first cloned cat called CC (Calico Cat) seen with her surrogate mother Allie Ian Wilmut and co-workers produced in 1997, the worlds first clone of an adult sheep at Edinburgh's Roslin institute. The clone of a sheep was created from a single cell taken from the udder of an adult sh..

In humans the respiratory organs are the lun..

Gaseous Exchange in Humans - In humans the respiratory organs are the lun..

In human beings, the respiratory organs are the lung..

Introduction - Living organisms are exposed to various external or foreign substances and disease causing organisms like bacteria, viruses and fungi. Such organisms which can cause a disease are known as Pathogens. It is observed that some human beings are mo..

Gaseous Exchange in Human Beings - In human beings, the respiratory organs are the lung..

In human beings, sexual reproduction takes place. Sexes are separate and hence they are known to exhibit sexual dimporphism. Males have sex organs called the tetes while the females have sex organs called the ovaries. Even in the external appearance, males and fe..