Which type of blood cell is NOT produced from myeloid stem cells?
a. basophils
b. B lymphocytes
c. eosinophils
d. erythrocytes
e. neutrophils
Question 2
Which two animals listed below do NOT contain an actual circulatory system?
a. grasshopper and fish
b. grasshopper and hydra
c. hydra and fish
d. sponge and fish
e. sponge and hydra