A person with this blood type (see photo) would produce the following ABO antibodies in their plasma :

Identify the structure labeled number 3.  

If tracing one drop of blood throught the cardiac/pulmonary circuit, which answer is in the correct order?

Mr. Ruby’s blood type is AB+.  Whom can safely donate to Mr. Ruby?

Type in your answers for part a and part b below.

EXTRA CREDIT (1pt) I pledge that all work is my own and in accordance with the GMU honor code.   GMU HONOR CODE: To promote a stronger sense of mutual responsibility, respect, trust, and fairness among all members of the George Mason University Community and with the desire for greater academic and personal achievement, we, the student members of the university community, have set for this Honor Code: Student Members of the George Mason University community pledge not to cheat, plagiarize, steal, or lie in matters related to academic work.

A manufacturing firm is considering the purchase of a heavy-duty punch press that will cost $32,000 and will have a salvage at the end of 8 years of $16,000. Labor costs are expected to be $20,000 per year to operate the press. Insurance premiums for the press, payable at the start of each year, are expected to be $600 for the first year, and to decline by $50 each subsequent year. Find the equivalent present value of this proposed investment assuming an interest rate of 15% per year. Assume the labor costs are paid at the end of each month, and that you must include depreciation.

Type in your answer below.

EXTRA CREDIT (2pts) Regarding the sodium- potassium pump, fill in the blanks regarding the number of ions being pumped and which direction: For every  (how many?) Na+ ions that are pumped  (out/ into) of the cell, (how many?) K+ are pumped (out/ into) the cell 

Adolescence is typically a time of _____ parental influence and _____ peer influence.