Question

in the first drop - down box, select the word part in the following term: thromb
in the first drop - down box, select the word part in the following term. then, in the second drop - down box, select the correct definition for that word part. thrombogenic (click to select) (click to select) (click to select) thro thrombo boge genic

Explanation:

In medical - related word parts, "thrombo -" is a common prefix referring to a blood clot. The word "thrombogenic" means tending to produce blood clots. The main word part here is "thrombo".

Answer:

First drop - down box: thrombo
Second drop - down box: relating to a blood clot (assuming this is an available option as the correct definition for "thrombo")