To understand the phenomenon of biological cell
To understand which principal occurs
To know the whose are reactant and what makes product
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The speed of the cross country runner is equal to 4 km/min.
<u>Given the following data:</u>
To determine the speed of the cross country runner:
Speed can be defined as the distance covered by an individual per unit time and it can be measured in kilometer per minutes (km/min).
Mathematically, speed is given by the formula;

Substituting the given parameters into the formula, we have;

Speed = 4 km/min.
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Answer:
the complex of nerve tissues that controls the activities of the body. In vertebrates it comprises the brain and spinal cord.
Explanation:
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Answer:
1/(5⁹) or 5⁻⁹
Explanation:
This is a Mathematics question rather than a Biology question.
The given fraction is:

This fraction can be rewritten as:

Therefore, the quotient of the given fraction is 1/(5⁹) or 5⁻⁹
Answer:
i think 1 is either b or d
Explanation: