human communication theories

AIDS - AIDS is a disease that can prove to be fatal. The immune system of the body is affected. Acquired Immuno Deficiency Syndrome which is the medical expansion for AIDS was first detected in June 1981 in USA. The disease is caused by a retrovirus - HIV (human immuno deficiency virus). ..

AIDS - AIDS is a fatal disease in which the immune system of the body is affected. Acquired Immuno Deficiency Syndrome which is the medical expansion for AIDS was first detected in June 1981 in USA. The disease is caused by a retrovirus - HIV (human immuno deficiency virus). Immune respon..

>(iii) Immunity to electromagnetic interference, which is an inherent characteristic of an optical fiber viewed as a dielectric wave guide. (iv) Small size and weight, characterized by a diameter, which is no greater than that of a human hair. (v) Ruggedness and flexibility, exemplified b..

Leeuwenhoek (1632-1723), the Dutch lens maker was the first person to observe human sperm. He held that each sperm was a potential human being and could develop into an offspring when introduced into the womb of a woman. Scientists like Swammerdam and Malpighi strongly advocated..

According to this theory, biological clocks act through hormones, which are the secretions of the endocrine glands, to control the pace of ageing. It has been observed that the production of some of the hormones declines with age. Human growth hormone (GH) levels decrease with a..

Malthus' Theory of Population - A British economist Malthus'(1778) proposed a theory that population grows at geometric proportion and after the imbalance between population and resources is set in, population is automatically checked by natural disasters (like famine, epidemic,..

Question: Which is our country's most common communicable disease? Name the disease causing micro-organism. Where is it found in the human body? Answer: Typhoid (caused by the bacteria Salmonella typhi) is our country's most common communicable disease. The..

Conclusion - Unfolding the mysteries of the dark and silent space with no known boundaries has always been a dream of the human race. The desires of man has ultimately been accomplished through the exploration of space using various space launching vehicles, space probes and satellites. C..

Growth is an irreversible increase in size and weight of an organism. The cells of the body do not grow uniformly but differentially. The main types of growth are auxetic, multiplicative and accretionary. The human growth curve is sigmoid and is controlled by hormones. Regeneration is of ..

Echolocation is a method of sensory perception by which certain animals orient themselves to their surroundings, detect obstacles, communicate with others and find food. Bats use echolocation to navigate in the dark and find food. A bat emits a series of short high-pitched ultrasonic wave..