Which word has a similar denotation to the word skinny but a more positive connotation? Select one:

overweight

underfed

scrawny

slender

Why are common names a problem for scientist?

Which of the following is a true statements about viruses? viruses have no nucleus. viruses are alive. viruses have a cell membrane. all viruses are deadly.

I've created a synthetic cellular membrane that is made up of phospholipids, but contains no proteins. which of the types of movements across a membrane would not function with my synthetic membrane?