In Which Type of Environment Do Most Scientists Agree That

question 80

Multiple Choice

In which type of environment do most scientists agree that early human forbears lived?

• A)Tropical lowland environment
• B)Heavily forested environment
• C)A mixed forest and savanna environment
• D)Large,open grassy savanna environment
• E)Arid,desert environment

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Definitions:

Blood CO2 Levels

The concentration of carbon dioxide in the blood, an important indicator of respiratory function.

Blood’s pH

The measurement of acidity or alkalinity in the blood, crucial for maintaining homeostasis and enzymatic function.

Bicarbonate Ions

A major component of the body's pH buffering system, helping to maintain acid-base balance in blood and other fluids.

Strenuous Exercise

Physical activity that requires a significant amount of effort and energy, often leading to a substantial increase in heart rate and sweating.