I just finished a health class, but I need to know. What is oral sex?

Which shows a correct order of steps in the scientific method? develop a hypothesis, analyze data, draw conclusions, make observations develop a hypothesis, analyze data, make observations, draw conclusions make observations, develop a hypothesis, analyze data, draw conclusions make observations, draw conclusions, develop a hypothesis, analyze data.

10. what is one long-term effect of tobacco use? changes in brain chemistry coronary heart disease decreased appetite increased heart rate

Which of the following best reflects what we know about how the flu virus moves between species? a) the flu virus in a pig is mutated and replicated in alternate arrangements so that humans who eat the pig products can be infected. b) a flu virus from a human epidemic or pandemic infects birds; the birds replicate the virus differently and then pass it back to humans. c) an influenza virus gains new sequences of dna from another virus, such as a herpesvirus; this enables it to be transmitted to a human host. d) an animal such as a pig is infected with more than one virus, genetic recombination occurs, the new virus mutates, the virus is passed to a new species such as a bird, and the virus mutates again and can now be transmitted to humans.