Text this

Number:

Provider:

CAPTCHA:

   _____   _    _     ____       ___      ______  
  / ___// | || | ||  |  _ \\    / _ \\   /_   _// 
  \___ \\ | || | ||  | |_| ||  | / \ ||  `-| |,-  
  /    // | \\_/ ||  | .  //   | \_/ ||    | ||   
 /____//   \____//   |_|\_\\    \___//     |_||   
`-----`     `---`    `-` --`    `---`      `-`'

Please enter what you see:

Text this: Light induces an increase in the pH of and a decrease in the ammonia concentration in the extrapallial fluid of the giant clam Tridacna squamosa