Factors affecting growth rate

• Name 5 environmental variables that increase growth rate.


  Increased concentration of glucose, oxygen, phosphate, nucleotides and increase the temperature.
• Why does increasing glucose increase growth rate?


  It increases respiration rate.
• Why does increasing oxygen increase growth rate?

  It increases respiration rate.
• Why does increasing temperature increase growth rate ?


  It increases enzyme activity.
• Why does increasing phosphates increase growth rate?


  Increase ATP which releases energy.
• Why does increasing nucleotides increase growth rate?


  It increases DNA synthesis.