Type o negative blood is considered the universal red blood cell donor because it
a.
has all 3 types of antigens.
b.
has all 3 types of antibodies.
c.
lacks all 3 types of antigens.
d.
lacks all 3 types of antibodies.

2. -/1 pointsserpse10 2.7.p.017.mi. an object moving with uniform acceleration has a velocity of 14.0 cm/s in the positive x direction when its x coordinate is 2.97 cm. if its x coordinate 2.85 s later is -5.00 cm, what is its acceleration? cm/s2 need ? read it master it

How many neutrons does element x if it’s atomic number is 28 and its mass number is 87

Ahuge (essentially infinite) horizontal nonconducting sheet 10.0 cm thick has charge uniformly spread over both faces. the upper face carries +95.0 nc/m2 while the lower face carries -25.0 nc/ m2. what is the magnitude of the electric field at a point within the sheet 2.00 cm below the upper face? (ε0 = 8.85 × 10-12 c2/n · m2)