Someone with type ________ blood has no antigens on the surface ...

[sam.t96]

Someone with type ________ blood has no antigens on the surface of the red blood cells. People with type ________ blood are referred to as universal donors because their blood can be administered to most people regardless of the recipients' blood types.
 
  a. A; A
  b. B; B
  c. AB; AB
  d. O; O

Question 2

A planned fire drill should occur at least every two years.
 
  Indicate whether the statement is true or false

[jojobee318]

Answer to Question 1

d

Answer to Question 2

False

[sam.t96]

TYSM

[dantucker]

Gracias!