Walking around David Suzuki Secondary school you notice a blob-like mass, the size of a small car, creeping down the hallway. Mr Kamel remarks that is the largest single cell that he has ever seen. Assess his statement and give an explanation to justify your response. Be sure to use the words, surface area and volume in your answer. (4 marks)

The kidneys, ureter, bladder, and urethra the body maintain homeostasis through the process of a. excretion b. specialization c. respiration d. digestion

Choose the molecule that is described by each phrase. energy used during long activities:

Which sentence is an example of a strong conclusion to an autobiography? a. i stayed after school three days in a row to practice onstage in the auditorium. b. i knew i would have to practice all week to memorize my dance for the recital. c. after the recital was over, i knew practicing was worth it, and i was looking forward to my next big challenge. d. on opening night, i danced in front of a packed auditorium.