More hydrogen ions means more acidic, more hydroxide ions means more basic
When cells in a body are not working properly and normally, they cause disruption in the body homeostasis.
Homeostatis is characterized as balance in the body but when there is any disturbance in the body, it breaks down the balance and cause imbalance. For example in the case of diabetes in which body fails to maintain the good amount of glucose in blood which results in imbalance the body which is why diabetic patients are asked to maintain and monitor their body sugar level to maintain homeostatis.
The answer is D! birds have to migrate for winter to find an abundance of food! they learned this over time making it a learned adaptation
ITS FLAGELLA THEY ARE FOUND IN ALL 3 KINGDOMS OF CELLS