Does the nucleus direct cell activity?

20 in the formula no3, what does the subscript 3 mean?

Looking at this image, what relationship can be drawn from it? the lower the degree of latitude, the lower the degree of temperature there is no relationship between latitude and temperature the higher the degree of latitude, the higher the degree of temperature the lower the degree of latitude, the higher the degree of temperature

Development has provided electrically for less money but what may be considered a cause of nuclear power