b.heat stress
c.resting
d.overexertion
the answer is c. resting
B. attack materials foreign to the body
C. carry oxygen to the cells of the body
D. be used as a source of energy when needed for a reaction
3. poison (5)
9. disease caused by Clostridium (8)
20. kind of bacteria causing syphilis (10)
22. carbohydrate layer in wall of plant and bacteria cells (2 words) (8 letters
root
stem
leaf
flower