Q: What is the main difference between prokaryotic or eukaryotic cells ? Choices: - the type of metabolic waste - the presence of cell walls - the presence of a Golgi Apparatus - the presence of a nucleus A:
the presence of a nucleus

Q: Besides the endocrine system, what other system exerts control over all the organ systems of the body? Choices: - circulatory system - abnormal system - skeleton system - nervous system A:
nervous system

Q: What can increase the occurance of earthquakes? Choices: - three plates sliding - plates breaking - plates rupturing - two plates sliding A:
two plates sliding

Q: What were the first life forms found on earth similar to? Choices: - mold - ferns - viruses - bacteria A:
bacteria