What gas is used in the calvin cycle?

Idon’t understand this can someone give me the answer? you

Packet fragmentation is not normal, and can only occur if an attack has been initiated. true false

Which of the following correctly matches an immune system cell with the defense it produces? a. b cells release cytotoxins. b. t cells release cytotoxins. c. b cells absorb antibodies. d. t cells absorb antibodies.