Which of the following membranes line surfaces that communicate with the exterior of the body?

Movement of the chromosomes during anaphase would be most affected by a drug that prevents

Epithelial cells that are adapted for absorption usually have ________ at their free surface.

The anticodon of a particular tRNA molecule is

The reactions of glycolysis occur in the cell’s ________; the reactions of the citric acid cycle occur in the ________.

1pt – Extracellular matrix proteins are produced by ribosomes in which part of a human cell?

Which of the following statements correctly describes alternative RNA splicing?

During mitosis, two daughter cells form, each of which has

Cells that respond to injury in adults by dividing to assist in repair of connective tissue are

The remaining questions are optional extra credit. You can earn a maximum of 3 EC points, which will be added to the score of this exam (the timed part). Each question will be worth zero points.  If you get it correct, I will manually add the EC points to your score when grading.  If you get it incorrect or do not attempt it, no points will be lost.