When the membrane of the sperm and egg fuse, the plasma membrane of egg cell will  _______.  This event quickly prevents other sperm cells from penetrating the oocyte.

A mining project has an initial cost of $900.  The expected cash flows for the following 5 years are given in the following table:   The project’s weighted average cost of capital (WACC) is 10%.  Calculate the modified internal rate of return.

As levels of this hormone increase in the blood, Na+ and water excretion will also increase. Type the best answer in the blank below

A company is considering the following 3 independent projects.     NPV and IRR are used to evaluate the projects.  What is your recommendation?  

Students were asked to evaluate two mutually exclusive, equally risky, and not repeatable projects, A and B. The cash flows for each project are shown on the timeline below. The financial analysis concluded that project B should be chosen over project A.  What must be true about the company’s WACC to justify making this decision? (Be brief but specific.)  

Oocytes and spermatocytes are called ______, because they only 23 chromosomes. Type the term that best completes this sentence into the blank below:

Imagine that a patient’s urine sample shows an abnormally low specific gravity, hematuria, and an abnormally high level of white blood cells. Select the BEST diagnosis that would explain ALL these signs from the choices below:

Consider a company with the following capital structure.  The bank note is not a recurring loan and will be paid off within the next 6 months.  Assume the firm is at its optimal capital structure and all financing costs (r) reflect the cost of raising new capital.  The tax rate is 30%. Calculate the weighted average cost of capital.   

Suppose that , , and .  What can we conclude about the behavior of g(x) at x=4?

Suppose we want to find the dimensions of a rectangle with a perimeter of 76 feet that has the maximum area.  Write the equation (of one variable) to be maximized.