D, absence of menstruation in females.
O air-filled cavities that secrete mucus to keep the nose moist and remove bacteria.
Answer:
The correct answer is A. Low energy availability
Explanation:
For an endurance athlete energy availability is very much important. An endurance athlete should eat at least 2000 calories even if he wants to lose weight.
So if an endurance athlete does not consume appropriate calories then during the performance his energy availability will be low which will affect his performance. Endurance athletes require more energy reserves in the body because they have to perform physical activity for a long time.
Therefore if an endurance athlete consumes too few calories then it will lead to a low availability of energy in his body.
Answer:
True
Explanation:
Cross Connection and Backflow are so important because they could introduce dangerous substances into the safe drinking water system. All water utilities work hard to meet high standards of safety in order to protect public health from backflow due to cross connection.