The principal at the elementary school decides to give a presentation regarding the performance of the 2nd grade classes on the math test. However, all classes, except for Ms. Jones’ class, forgot to take the test. The principal believes that Ms. Jones’ class is representative of all of the 2nd grade classes, so she decides to use the data from Ms. Jones’ class to estimate the performance of all 2nd grade students.  Is the principal using Ms. Jones’ class as a sample or population? Explain your answer. 

Ms. Jones computed the mean, median, and mode for her data. Which of these would be the most appropriate measure to describe central tendency for this data set? Explain why.

Based on the frequency distribution table you created for the scores obtained by Ms. Jones’s students, what proportion of the class scored an ‘5’ on the test?

What bone is labeled #4 on the hand diagram below? HAND(1).png

The molecule shown below is thiamine pyrophosphate, which serves as one of the 5 cofactors used by the pyruvate dehydrogenase (PDH) complex. Which arrow correctly indicates the location of the carbanion that forms and is used in the PDH mechanism?  

The following is an excerpt from a recent paper:  A reducing equivalent refers to ________, and NADH carries _____ reducing equivalents.

Which of the following are major destinies of glucose in cellular metabolism? 1) Glycogen 2) Oxidation via glycolysis and TCA 3) Conversion to reductive power via the pentose phosphate pathway 4) Incorporation into glycoproteins and proteoglycans

What bone is labeled #11 on the hand diagram below? HAND(1).png

Which of the following cofactors is needed by the gluconeogenic enzyme pyruvate carboxylase?

Almost all of the oxygen (O2) one consumes in breathing is converted to: