Which protein creates dna fragments with sticky ends?

a) dna polymerase
b)dna ligase
c) restriction enzyme
d) lysozyme

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?

Pls 15 points light ray 1 strikes the smooth surface of a mirror as shown below. which of the following is the reflected ray for ray 1? ray 2 ray 3 ray 4 ray 5

What is the function of the stomach in the digestive system