Biology

Question 1. For many years, the primary focus of osteoporosis prevention and management focused on calcium intake; and rightfully so, calcium is the chief mineral of bone mass development. However, in more recent years, our understanding of the role and importance of vitamin D on bone development and maintenance has increased substantially.Research and discuss the roles, interactions and physiological mechanisms of calcium and vitamin D on the growth, development and maintenance of bone mass through the lifecycle.Question2.  Colon cancer is a carcinoma that has some nutritional influences that may be more obvious than many other cancers. Proposed nutritional influence includes mechanisms involving fruit, vegetables, legumes, meat, dairy, whole grains and various beverages.Discussion this or another cancer and the specific nutritional mechanism of influence related to it.Question 3Antioxidants, such as vitamins E and C, may have considerable efficacy in reducing the deleterious effects of neuronal aging (neurodegeneration). Perhaps, even more interesting is the growing knowledge and understanding of the antioxidant/anti-inflammatory .potential of green tea, curcumin, ginger, berries and polyunsaturated fatty acids .esearch and discuss the potential role and mechanism by which these or other dietary substances may alter neuronal deficits associated with aging.Answer questions seperately and cite !Question 3.

Identify 1 pathology of the Liver or Biliary System, describe it sonographically, and give possible treatment options.

OverviewIn the last week, we talk and discuss the macromolecules, and you identify the uses of some of them, the befits, and the side effects of its overconsumption. Perhaps, not all the time we are aware that indirectly we are over consuming some of these substances (steroids and hormones).DirectionsRead the next articles:1. The hormones and steroid in our food (Links to an external site.) https://www.caasn.com/ultimate-truth-about-hormones-antibiotics-in-foods.html2. Regulations of labeling food by USA (Links to an external site.)https://www.fda.gov/drugs/drug-safety-and-availability/fda-approves-new-changes-testosterone-labeling-regarding-risks-associated-abuse-and-dependenceA. Go to the refrigerator and pantry room, and check the food that you consume over the week. In the label, you will find if the product contains or not hormonesWrite a short paragraph (minimum 350 words) where you debate the use of hormones and steroids to grow the food that we eat. In your paragraph include if you think the published concerns are true or not.B. Then provide two example on how your classmates can use the concepts learned in this class in their lives . Minimum of 100 words per example in your reply.

Instruction: Read the assigned articles. Submit a one page either in MS Word or pdf format.Please write clearly and be succinct.I have the following research question:To what extent does COVID-19 in pregnancy alter the risks of adverse birth outcomes such as low birth weight, premature birth, and infant death compared with pregnant individuals without COVID-19?Do you recommend to use relative risk (RR) or odds ratio(OR)? Why? Explain.

Why were the Galapagos Islands important to the formation of Darwin’s theory of evolution?

Animal write-up. Pick any animal and write two pages about it. (Where does it live? How long does it live? What adaptations make it special? Etc.)

Discussion: Pesticide and Antibiotic ResistanceViral diseases, such as HIV, SARS, and Ebola strike fear in the hearts and minds of those who understand the nature of these illnesses. Every year, people throughout the world visit medical clinics to receive vaccinations to protect them from seasonal influenza, another kind of virus. Deadly viruses and bacterial infections are among the evolving enemies to which the title of Chapter 11 in your course text refers. How do these enemies evolve? What makes them especially dangerous?For the Discussion, you learn about the evolving enemies known as pesticide and antibiotic resistance and propose a strategy for addressing one specific resistance example.To prepare for this Discussion:•    Think about the title of Chapter 12: “An Evolving Enemy” and consider this question: To what enemies does the title refer, and how did they evolve?•    As you review Chapter 12, also focus on the following:o    What the term resistance meanso    How resistance is related to natural selectiono    The impact that different forms of resistance may have on human health•    You may consider your personal knowledge or experience regarding pesticide or antibiotic resistance. For example, you may be aware of a news story about a troublesome insect that is difficultto control with pesticides. Or, you may be aware of a friend or acquaintance that contracted an infection that did not respond well to antibiotics. You may draw upon your knowledge and experience to narrow your search for a topic for this Assignment.•    Conduct additional research, focusing on either pesticide or antibiotic resistance. Choose one particular example of resistance to address in the Discussion. This week’s OptionalResources suggest websites where you could start your search.•    Based on what you have learned about resistance and on the information you have gathered during your research, consider strategies that could address the resistance.http://www.nationalgeographic.com/http://www.sciencemag.org/http://www.scientificamerican.com/http://www.sciencedaily.com/Post a proposal (at least two paragraphs long) for a strategy to address the antibiotic or pesticide resistance you selected. Your proposal should include the following:•    A brief description of the resistance•    A brief explanation of when and how the resistance occurred•    A description of the impact of the resistance on human health•    A strategy to address the impact of the resistance, including reasons why this strategy would be useful•    References to at least two sources outside the Required Resources•    All references cited in APA format

What do you consider mysterious about the development of humans and our society? How might the work of scientists help to uncover facts to understand this mystery?

biological psychology essay 1000 words, harvard referincing style

Please watch the two videos provided in the links below.For each video1)answer the question at the end using ONLY the information in the video.2) write 6 facts from the video you found interesting/ or would like to learn more abouthttps://stjohnsu.instructuremedia.com/embed/32d71159-c5c6-40b4-a659-ab45d172e887https://stjohnsu.instructuremedia.com/embed/549434a3-9350-44e6-a2b5-a85ef1cf8633