Why do we need so many muscles in our hands wrists and arms?

In the figure below, which letter points to the structure through which water is lost during transpiration?

When a doctor suspects that a patient may have diabetes, she will often have the patient take a glucose challenge test. after the patient drinks a large amount of sugary solution, his blood is drawn and the circulating levels of glucose in the blood are determined. which of the following curves do you expect from a patient with diabetes? a. curve ab. curve bc. curve cd. normal curvee. none of the above

How many neutrons does element x have if its atomic number is 29 and its mass number is 86?