Why do phospholipids tend to spontaneously orient themselves into something resembling a membrane?

Which hotel do you think is most likely to move ahead in market competition? a. a hotel that provides basic amenitiesb. a hotel that provides luxurious amenitiesc. a hotel that shows understanding of customers' latent needsd. a hotel that gives discounts

Describe two recent or ongoing space missions.

Penelope studies how the structure and function of the nervous system is related to behavior. she is a psychologist