Which Is an Example of Acclimatization

question 216

Multiple Choice

Which is an example of acclimatization?

• A) An organism changes the lipid composition of its cell membranes to optimize membrane fluidity at different environmental temperatures.
• B) A fish expresses enzymes with similar temperature optima to catalyze the same reactions in summer and winter.
• C) A mammal's hair gradually turns gray as it ages.
• D) Humans gradually adapt to increases in altitude by decreasing red blood cells.
• E) Humans quickly close a wound caused by an accidental amputation rather than regenerating the lost part.

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Definitions:

Risk Classes

Categories of investments grouped together based on their similar level of risk.

Discount Rates

The interest rate used in discounted cash flow (DCF) analysis to determine the present value of future cash flows.

Cost of Equity

The return a company requires to decide if an investment meets capital return requirements, often used in capital budgeting to evaluate potential projects.

Equity Capital

Funds raised by a company through the sale of common or preferred stock.