In a physiology lab, the students designed an experiment to illustrate how the heart responds to changes in blood pressure. Everyone relaxed and then did a headstand. Which of the following observations are consistent with the change in the function of their hearts? a. increased heart rateb. decreased heart ratec. […]

Question: Assume your text provides an interesting explanation for the “dormitory effect”, in which women living (or sometimes working) together tend to synchronize their menstrual cycles. Gonadotropin releasing hormone is not the only hypothalamic hormone, of course, so we may wonder what other parts of the hypothalamo-hypophyseal portal system is responsive […]

Part I: Use the animated time progression of speciation to help you write up your lab report. Part II: Write a 1-page lab report using the following scientific method sections: Purpose State the purpose of the lab. This Lab shows us how species are able to reproduce and create fertile and viable offspring. […]

Article 1: Photosynthesis: Tree Huggers 1. Provide a brief summary of the findings in your article (no more than 500 words). This summary must be in your own words, and should not include any direct quotations. 2. In your own words, what is a carbon sink? What is the role […]