What blood type is called the universal donor?
A. O-
B. AB+
C. Ab-
D. O+
Ans: A. O-
Biology & Microbiology
You might also like to view...
Which of the following vertebrates relies on a positive pressure filling mechanism to move air into their lungs?
A. human B. eagle C. bullfrog D. crocodile E. mouse
Biology & Microbiology
Protozoan classification used to be based on their means of
A. locomotion. B. growth. C. reproduction. D. obtaining nutrients.
Biology & Microbiology
Which of the following functions is NOT performed by integral membrane proteins?
a. cell adhesion b. transport c. signal reception d. cell recognition e. cell reproduction
Biology & Microbiology
Adaptive radiation can result from divergent adaptations to avoid predators
Indicate whether the statement is true or false
Biology & Microbiology