No, it's not B. The energy needed to "pump" sodium outside the cell in active transport is ATP. When ATP releases energy (for metabolism usage) during active transport, the sodium is discarded.
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Answer:
Waxes does't contain fatty acids,glycerol and a phosphate group.
Explanation:
Car wax and bee wax contain ester bonds, fatty acids and long chain hydrocarbons but they don't possess fatty acid, glycerol,and a phosphate group.
Answer:

Explanation:
Hello,
In this case, since the rate at which oxygen is produced via photosynthesis is:

Since the desired amount is 11,200,000 billion metric tons, the required time is:

Best regards.
English metric systems are "feet, ounces, inches, etc..." and metric system is "centiMETER, METER, miliMETER"