Chapter 1, Problem 3CS

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Q8. A researcher wants to study the effectiveness of a pill intended to reduce stomach heartburn in pregnant women. The researcher chooses randomly 400 women to participate in this experiment for 9 months of their pregnancy period. They all need to have the same diet. The researcher designs two groups of 200 participants: One group take the real medication intended to reduce heartburn, while the other group take placebo medication. In this study what are: Independent variable: Dependent variable: Control variable: Experimental group: " Control group: If the participants do not know who is consuming the real pills and who is consuming the sugar pills. This study is It happens that 40% of the participants do not find the treatment helpful and drop out after 6 months. The researcher throws out the data from subjects that drop out. What type of bias is there in this study? If the company who makes the medication funds this research, what type of bias might exist in this research work?

How do I determine the inhertiance pattern from the pedigree diagram?

its an open book assignemnt

Describe two different gene regulation mechanisms involving methylation

What is behavioral adapt

22. Which of the following mutant proteins is expected to have a dominant negative effect when over-   expressed in normal cells?   a. mutant PI3-kinase that lacks the SH2 domain but retains the kinase function   b. mutant Grb2 protein that cannot bind to RTK   c. mutant RTK that lacks the extracellular domain   d. mutant PDK that has the PH domain but lost the kinase function   e. all of the above

What is the label ?

Can you described the image? Can you explain the question as well their answer and how to get to an answer to an problem like this?