Almost every action performed by a living cell is carried out by:
A) physical forces within each cell.
B) chemicals it manufactures.
C) gravitational forces within each cell.
D) electric impulses transmitted by each cell.
B
Physics & Space Science
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A weight lifter can bench press 171 kg. How many milligrams (mg) is this?
A) 1.71 × 108 mg B) 1.71 × 109 mg C) 1.71 × 107 mg D) 1.71 × 106 mg
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What type of plate boundary results from two plates moving away from each other?
What will be an ideal response?
Physics & Space Science
The maximum displacement of points on a wave from the equilibrium position is the wave's
a. speed b. frequency c. wavelength d. amplitude e. loudness
Physics & Space Science
Earth has a natural greenhouse effect, principally due to water vapor.
Indicate whether the statement is true or false
Physics & Space Science