Polar molecules have trouble passing through the nonpolar part of the phospholipid bilayer. Ions require ion channels and is not as easy as those that simply just diffuse through the membrane. Ion channels might require energy, too... Not glucose because those are larger molecules.
Overtime is the amount of time someone works beyond normal working hours. Normal hours may be determined in several ways: 1  by custom (what is considered healthy or reasonable by society), 2  by practices of a given trade or profession, 3  by legislation,hus, an employee might work 48 hours in one week, and 32 hours the next week (assuming over 40 hours is overtime), and be paid an extra amount equivalent to 4 hours work (8 multiplied by 0.5).
If the employee took 15 hours off in the second week of the pay period, however, his or her paycheck would remain the same -- the employee would receive $300 in overtime pay, but would be docked $300 (15 hours multiplied by $20 an hour) for the time not worked.t is generally illegal to give employees straight comp time -- one hour off for every extra hour worked -- rather than overtime pay. Related Products.