Excess fluoride ingestion during childhood can cause mottling of the hard outer surface of the tooth (the enamel). Abnormal tooth enamel may be due to a diet containing insufficient vitamin D, as in rickets.
Creatine phosphate (CP), which is stored in skeletal muscles, donates a phosphate to ADP to produce ATP: ADP + CP â Â© ATP + C. No carbohydrate or fat is used in this process; the regeneration of ATP comes solely from stored CP.
The calculator has one quick access memory that can be used for storing values temporarily. To clear the memory (set it's value to 0), press the key 'MC'. To recall the value stored in memory use the key 'MR'. To add to the value in memory, press 'M+'. To subtract a value from the memory use the key 'M-'.