Answers: 3
Biology, 22.06.2019 10:00, nyasiasaunders1234
Veins have a much lower blood pressure than arteries. which of these prevents backflow of blood in veins? a. pressure applied by the heart b. one–way valves in veins c. thin muscular walls of veins
Answers: 2
Biology, 22.06.2019 12:10, MIAkwicc39
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.
Answers: 2
Biology, 22.06.2019 18:30, calebmoore925
Plants need carbon dioxide from their environment to produce glucose during which stage of photosynthesis?
Answers: 1
Organisims that are photosynthetic are classified as...
Mathematics, 23.08.2019 19:20
Mathematics, 23.08.2019 19:20
Mathematics, 23.08.2019 19:20