Author: Anonymous

Your dad just got back from the doctor and found out that his blood pressure is 140/90 mmHg, his HDL is 35 mg/dL, LDL is 110 mg/dL, and total cholesterol is 215 mg/dL. He’s never been a smoker, but he works a high-stress job and has never paid attention to what he eats.  1. What are healthy ranges for his blood pressure, HDL, LDL, and total cholesterol? (5 points) 2. What is a wise dietary pattern that you can recommend that he follow? Please describe this way of eating. (5 points)

If weighs 150 pounds and eats 80 grams of protein, how much is this expressed relative to body weight (g/kg)? _______________ Please round to the nearest tenth (one decimal place after the zero), and only write the number (no units of measure).

People do not get scurvy (vitamin C deficiency) anymore. 

T lymphocytes play essential roles in the adaptive immune response. Identify and compare the characteristics of CD4+ T cells and CD8+ T cells. In your response, explain the key differences in their structure, function, and roles in the immune system, and describe how each cell type contributes to immune defense. 

Dear all: Final will be given on 5/8/2024 (Wednesday). It will cover all chapters discussed in this semester. Here are a few things for the tests:• Final will be offered from 11:59 pm of 5/7/2024 to 11:59 pm of 5/8/2024. You have 170 minutes to complete the Final once you start the test.• You need to enable respondus lockdown browser and respondus monitor to take the tests.• Please do the following to take the tests:(1) Log into Blackboard with your STC credentials.(2) Scroll down to “Final” and click on “Final”. (You need to enable Respondus Lockdown Browser and Respondus Monitor to take the tests.)(3) You have 170 minutes to take Final.(4) Final will cover all chapters discussed in the semester.(5) You can use calculators and the formula sheets provided by me during the test but it is a closed book test. You should print the formula sheets out and bring it to the tests.(6) For multiple choice questions, you only need to select the correct answers. For free-response questions, you need to show the procedures to obtain your answers. You input the procedures through the boxes below the questions. For free response questions, it would not get full credit for solutions that only have answers but not procedures to obtain the answers. For free-response questions (Questions 17, 18, 19, and 20 in Final), please make sure to show the procedures to obtain your answers through the boxes below the questions and not to email your answers to my jagnet email.(7) After you complete the tests or before the test times are up, you make sure to submit your tests. The above regulations are just for protecting honest students. Being honest is our best help to make the whole class to be fair and consistent to everyone. Hope this is understandable. Have a safe, pleasant, and successful semester.Regards,Dr. Xu

A compound has empirical formula NO₂ and molar mass 92 g/mol. What is the molecular formula?

A compound has empirical formula CH₂O and molar mass 180 g/mol. What is the molecular formula?

In the structure CH₃–O–CH₂–CH₃, which functional group is present?

A reaction theoretically produces 50.0 g product, but the actual yield is 42.5 g. What is the percent yield?

A parent chain has 5 carbons and a methyl group on carbon 2. What is the correct IUPAC name?