Compare the following: A synthetic lipid bilayer composed of phospholipids where one of the two hydrocarbon chains contained an unsaturated bond, both of the hydrocarbon chains contained an unsaturated bond, both hydrocarbon chains contained only saturated bonds.   Which bilayer would have the least fluidity? Explain why. Which bilayer would have the most fluidity? Explain why.

Read the sentence choose the best answer. He _____________________ at the store that night because I saw him at the movie theater. It’s impossible.

Please complete the sentence below with the correct form of the past perfect. Before I could stop her, she ____________________ (buy) all three of the expensive pairs of shoes.

Write in the correct form of the verbs in parentheses using the past perfect or past perfect progressive, as appropriate, and the simple past.  Before John (fly) to the United Kingdom for the first time, he (did) a lot of research on the country’s history. 

A nurse is assessing a patient with an abdominal aortic aneurysm repair one hour after surgery. Which assessment finding should the nurse report to the health care provider immediately?

Write the following sentence in the past. They must be very sad about the team’s loss. 

Write the following sentence in the past. They could ask for help from the professor. 

Use a past modal plus the verb in parentheses to best complete each sentence.If you want my opinion, maybe you ____________________ (try) harder to convince her.

The nurse is triaging clients according to the Emergency Severity Index (ESI). What considerations should be made in addition to acuity level? 

Use a past modal plus the verb in parentheses to best complete each sentence.Ken ___________________ (not travel) to Hawaii while he was sick. It was a terrible idea.