To maintain order within their cells and organs, all living things must
a. constantly change.
b. be able to move.
c. reproduce.
d. carry on metabolism.
e. extract energy from sunlight

Describe the primary and secondary immune response in terms of speed and number of antibodies produced?

Which number represents a basic ph, 4 or 9? numerical answers expected! answer for blank 1: i'll give

What mistake did john needham make that caused him to conclude that spontaneous generation for microorganisms occurred? a. he re-contaminated his boiled broth solutions. b. he destroyed the vital force in the solutions. c. he did not boil his broth solutions, only warmed them. d. he failed to seal his flasks of boiled broth. e. he allowed his assistant to conduct the experiment which he did not monitor closely.