What type of contrast would you expect to see in a flat, polycrystalline, nickel sample?

When using a TLD, backscattered electrons are detected by the secondary electrons that they generate when striking the suction tube.

What does the “H” in NADH, FADH2, and NADPH stand for?

Based on the image below, where is the placement of the ETD detector?

The distortion of 3D objects near the edges of the scanned area is called what?

Identify the steps, molecules, etc. in the diagram of Oxidative Phosphorylation below.   

The entire range of gray scale, from black to white, is known as what?

Parse αἰρόμενον. Give tense [tense] and [voice]. Be sure to check it in context: καὶ εἶδεν αὐτοὺς φέροντας πρὸς αὐτὸν παραλυτικὸν αἰρόμενον ὑπὸ τεσσάρων. 

What is the functional similarity between Rubisco and Coenzyme A? 

Translate the following Greek into English. Because several accurate translations exist, your translation will not be auto-graded, but you will be able to see one viable translation after you have submitted your test. ἦν γὰρ διδάσκων αὐτοὺς λέγων, Ἔρχεται ὁ ἰσχυρότερός μου ὀπίσω μου, οὐ εἰμι ἱκανὸς κύψας λῦσαι τὸν ἱμάντα τῶν ὑποδημάτων αὐτοῦ. αὐτὸς δὲ βαπτίσει ὑμᾶς ἐν πνεύματι ἁγίῳ.