(Q).
Q: The wrist and base of the hand are formed by what series of small bones arranged in distal and proximal rows? Choices: - ribs - patella - cranial - carpal A:
(A).
carpal

(Q).
Q: After an infection has been brought under control and most cytotoxic t cells die off, a few remain as what? Choices: - b cells - natural killer cells - control cells - memory cells A:
(A).
memory cells

(Q).
Q: What are the primary producers in the ocean? Choices: - fish - zooplankton - algea - phytoplankton A:
(A).
phytoplankton