TAJJDIAJEVKZLSJBXMAKWJFHBSMAKDJBZJAKXHABKWJD
A. social age
b. chronological age
c. psychological age
<span>d. biological age
Its D, biological age.</span>
Let's do this by process of elimination: A cannot be the answer because glucose is broken down, not built up or synthesized. B is ruled out for the same reason. D is incorrect because transpiration results in water loss, not energy gain. The only correct answer choice is C respiration, specifically by the process of substrate-level phosphorylation during glycolysis in order to break down glucose into two pyruvate molecules and two net ATP
<span>The bone with insufficient or abnormal collagen would fracture easily compared with a healthy bone. Collagen is the most abundant protein in our bodies , and is found in muscles, bones, skin , blood vessels, digestive system and tendons. Collagen provides integrity, firmness and elasticity to their structures, such as bones. Therefore a healthy bone has high integrity and firmness and thus can resist fractures and other mechanical damages.</span>
