Yes. Urine is formed when your body expels metabolic waste. It contains salts, water, urea and other by-products of metabolism. Reintroducing... View Article
Nitrogen is an important element for life, however, some oxides of nitrogen, such as nitrogen dioxide and nitric oxide are quite toxic if exposed... View Article
Apart from edible lichens, most are toxic as they contain a class of toxins called microcystins. Read more by registering at BYJU’S NEET.... View Article
Yes, hair, which has sprouted from the skin and scalp are essentially dead. However, hair is formed inside the skin, (hair cells) especially near... View Article
Bamboo shoots contain cyanogenic glycosides, which break down into cyanide in the gut. However, this potent toxin degrades when boiled. Hence,... View Article
From an evolutionary perspective, humans and every other living organism that ever lived evolved from microscopic lifeforms that lived almost 4... View Article
The earliest fossil evidence of modern humans (Homosapiens) can be traced back to Africa, around 300,000 years ago. Most paleoanthropologists... View Article
Human blood contains hemoglobin - and the iron component inside this protein imparts red colour to our blood cells. However, some animals such as... View Article
Humans are made cells - the fundamental unit of life. If we were to look at elemental composition of the human body, then we are made up of six... View Article
In humans, meiosis has just one function - to produce gametes. Needless to say, this is required for one of the most important functions of life... View Article
The two types of digestion are: Mechanical digestion -- It involves the mechanical breakdown of food by chewing. Chemical digestion -- It... View Article
Flagella is a motile organ, which is involved in movement or locomotion. This locomotory organ is present in the sperm cells and is involved in... View Article
Rice is characterized into fibrous root system. It is a monocotyledon with parallel venation. Explore More: Root System Stay tuned with... View Article
According to the floriculturist, it has been estimated that there are about three to four lakhs of different flower species. Explore More:... View Article
There are different animal which use their body parts for walking, swimming, climbing the trees, running, hunting, etc. Other examples of animal... View Article
The circulatory system evolved because the diffusion was not sufficient to transport nutrients, oxygen and other essential products to different... View Article
