Compare ratios of bio-elements.

Bio-elements are categorized as major and trace elements. Major bio-elements such as carbon, hydrogen, oxygen, nitrogen, phosphorus, and sulfur make up about 98% of the human body, while trace elements like iron, iodine, zinc, and copper exist in very small amounts but are essential for biological functions.

 

Related Questions:

  1. The science of Biology
  2. Define the following branches of biology and give at least one significance of studying these branches.
  3. Can you distinguish between:
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  5. What is the contribution of the following scientists?
  6. Observations are mainly of two types, qualitative and quantitative. Sort the following observations accordingly:
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  8. Why is it impossible to eradicate malaria?
  9. The diagram shows one insect. Answer the following questions related to it.
  10. Why did Ross not allow infected mosquitoes to bite a healthy person?
  11. Hepatitis B virus was found in the blood of 10 persons, but only 6 of them were suffering from the disease. Why?
  12. How is biology related to other sciences? Show and explain the link.
  13. How can biology lead to careers in various fields?
  14. Explain that science is a collaborative field.
  15. Why is biology important for human welfare?
  16. Discuss the biological method of study and its applications.
  17. How is the biological method applied to find the cause of malaria?
  18. Explain the use of the biological method to understand the spread of malaria.
  19. Explain the three-domain system of classification.
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