Minerals and trace elements, Biology

Assignment Help:

Minerals and Trace Elements

Oxygen, carbon, hydrogen and nitrogen are the most common elements that make up 96% of the total weight of a mammal. The next most abundant elements are calcium, phosphorus, potassium, sulphur, sodium, chlorine and magnesium. These make up nearly the remaining 4%.

Fifteen additional elements are required but their total combined amount in mammalian body is less than 0.01% of the body weight. Of the known 90 naturally occurring elements how many are essential for life? This is not known for many animals. In humans 26 elements are known to be necessary.


Related Discussions:- Minerals and trace elements

Physical weathering-weathering of rocks, Physical Weathering Mechanical...

Physical Weathering Mechanical forces acting upon the rocks cause physical weathering. Temperature fluctuations cause expansion and contraction of rock surface resulting in the

Microscopy, how to identify in contaminants and aldultrants in pure ingredi...

how to identify in contaminants and aldultrants in pure ingredients

Explain the transcription factor of zinc, Explain the Transcription Factor ...

Explain the Transcription Factor of Zinc? Zinc is an important structural component of DNA- binding proteins also known as 'transcription factors'. These transcription factors

How does the study of fossils strengthen theory of evolution, How does the ...

How does the study of fossils strengthen the theory of evolution? The study of fossils reveals extinct and ancient species having many similar structures to others of the prese

What are catalysts, Catalysts are substances that decrease the activation e...

Catalysts are substances that decrease the activation energy of a chemical reaction, facilitating it or making it energetically viable. The catalyst enhances the speed of the chemi

Name the foods allowed in soft diet, Which Foods allowed in soft diet:- ...

Which Foods allowed in soft diet:- Soups - mildly flavoured -  broths and cream soups. Beverages -  all Meat -  moist, tender meat, fish or chicken, cottage cheese, eggs

Contagious ecthyma, Contagious ecthyma The contagious ecthyma virus is imm...

Contagious ecthyma The contagious ecthyma virus is immunologically distinct from vaccinia, but similar  to the causative agent of pseudo-cow-pox. It belongs to the genus Parapoxvi

Define the herbals, Q. Define the Herbals? During the Middle Ages, foll...

Q. Define the Herbals? During the Middle Ages, following the decline of the Greek and Roman civilisations, little significant botanical progress was made. The early herbals (i.

What is name for interruptions for myelin sheath, In most axons, myelin she...

In most axons, myelin sheath is interrupted at intervals of about 1 millimeter or more. These interruptions are known as: a) Collaterals b) Nodes of Ranvier (pron: ron-vee-ay)

Explain stress and psychosocial tension in lifestyle risk, Explain Stress a...

Explain Stress and Psychosocial Tension in lifestyle risk factors? Stress and psychosocial tension are other lifestyle factors in initiating coronary artery disease and precipi

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd