If pneumonia may be caused by viruses or injury, then pneumonia may be caused by viruses or? Answer choices: - bacteria - a hazard - cold weather - humidity - mildew - PDAs - injury - methane
injury

If cancer is a disease that often results when tumor suppresor proteins, like p53, stop functioning, then one tumor suppressor protein which often results in cancer when it stops functioning is:? Answer choices: - gene - p53 - tumors - HIV - enzyme - tRNA - DNA - TRH
p53

If fertilization occurs in the fallopian tubes, then what takes place in the fallopian tubes? Answer choices: - sweating - Fertilization - Chromosomes split - matter vibrating - Oxygen is aborbed - flow of electrons - Veins and arteries. - Sex
Fertilization

If all animals derive energy from the breakdown of organic molecules, then what derive energy from the breakdown of organic molecules? Answer choices: - Most plants - hydrocarbons - potatoes - all stones - all water sources - all mountains - all animals - Generating heat
all animals