Which of the following is NOT a human blood type?

A) ABO-
B) A+
C) B-
D) AB+
E) O-


Answer: A) ABO-

Biology & Microbiology

You might also like to view...

An embryo develops rudiments of all organs by week ________ of prenatal development.

A) 8 B) 4 C) 6 D) 3

Biology & Microbiology

During reproduction, angiosperms undergo a process known as double fertilization. During this process one sperm and egg combine to form the future embryo, while the other sperm fuses with the diploid nucleus to produce what?

a. stamen b. pistil c. endosperm d. cotyledons

Biology & Microbiology

Which of the following is NOT true of xylem?

a. conducts water up the plant b. conducts mineral ions up the plant c. connects with roots d. connects with leaves e. transports sugars

Biology & Microbiology

Which of the following have a flexible cuticle,

longitudinal muscles, a complete digestive system, and a false coelom? a. nematodes b. cnidarians c. flatworms d. echinoderms e. sponges

Biology & Microbiology