Science and technology during the renaissance, Science and Technology durin...

Science and Technology during the Renaissance:  This phase in the history of science was one of description and criticism. First came the exploration of ancient knowledge, mainly o

Explain the kidney as an endocrine gland, Explain the Kidney as an Endocrin...

Explain the Kidney as an Endocrine Gland The kidney produces substances that can be described as hormones. Hormones are the chemicals produced by glands in the body and circula

Explain factors affecting viscosity of blood, Explain Factors Affecting vis...

Explain Factors Affecting viscosity of Blood Viscosity of blood affects the systemic blood pressure in the same way as changes in the peripheral resistance.  In anaemia, viscos

Theories of evolution of man, Theories of evolution of man Towards the ...

Theories of evolution of man Towards the beginning of  the nineteenth century, scientists had already started doubting the theory of  special creation and various attempts were

Eye injuries-first aid treatment of localized injuries, Eye Injuries : The...

Eye Injuries : The eyes are a particularly vulnerable part of your body. Safety glasses, goggles or a face shield are a 'must' for any experiment where there is any , danger of sp

Ptolemaic system, The Ptolemaic System: The theoretical n'mdel of the u...

The Ptolemaic System: The theoretical n'mdel of the universe given by the Greeks had a stationary Earth at its centre, around which the Sun, the Moon and the planets moved in c

What is amino acids metabolism, What is amino acids metabolism ? Nitro...

What is amino acids metabolism ? Nitrogen enters the body through a variety of compounds present in the food, the most important being amino acids present in dietary proteins.

Explain the soil texture and methods of analysis, Soil Texture and Methods ...

Soil Texture and Methods of Analysis Soil texture is the basic property of a soil  related to the  size of individual mineral particles, which cannot be easily altered.  It spe

Why cameleon change colour?,

Air, why we cannot see air

why we cannot see air