Which Elements Account for More Than 97% of the Weight

question 59

Multiple Choice

Which elements account for more than 97% of the weight of most organisms?

• A)C,H,N,Mg,O,S
• B)C,H,N,O,P,S
• C)C,H,N
• D)Fe,C,H,O,P
• E)Ca²+,K+,Na+,Mg²+,Cl-

---

Definitions:

Open-Economy Macroeconomic

The study of macroeconomic variables and policies in the context of an economy that interacts freely with other economies, focusing on issues like trade balances and exchange rates.

Real Interest Rates

The interest rate that has been adjusted for inflation, representing the true cost of borrowing and the true return on investment.

Currency Depreciate

The decrease in value of one currency in relation to another, often due to economic factors, leading to a reduction in the currency's purchasing power.

Foreign-Currency Exchange

The marketplace where currencies from different countries are traded, allowing for the conversion of one currency into another.