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Consider the function below f = lambda x: np.sqrt(x**2) + 3 * xWhat is the output of f(f(-1))?  

Which of the following molecule(s) exhibit(s) dipole-dipole interaction? Choose all that apply. (The numbers shown in the choices are supposed to be subscripts.)

One of the main differences between embryonic and adult stem cells is that

In the ABO blood type system in humans provides an example of:

When a molecule other than oxygen is used at the end of the electron transport chain, this is known as: 

The key structural component of cilia and flagella are:

Which feature(s) is found in both prokaryotic and eukaryotic cells?

If an enzyme is subjected to salt concentrations greatly exceeding the optimal range:

The type of bond in which atoms share electrons equally is known as a(n)      

You perform an experiment in which you take 16 pots of strawberry plants and give half of them 1 gram of ammonium nitrate per liter of water and the other half just gets water. Each group is then split in half again, and exposed to either 8 or 16 hours of light each day. You monitor the height of the plants for four weeks. You observe that increasing ammonium nitrate and light both increase plant height. What are the independent variables of this experiment?