How does glucose get into cells?

Explanation:

Glucose is too bug to dissolve through the membrane but there are integral proteins (termed GLUT ) that employ glucose concentrations to move glucose passively. Does that answer your question?

the correct answer is option d.

an appositive is a noun, noun phrase or noun clause which follows another noun or noun phrase in order to describe it or name it another way. they are usually used between commas, brackets or dashes.

the example sentence with the correct use of commas is the following:

her uncle, the man over there in the red shirt, owns the hardware store in town.