Due to continuous financial difficulties, the CEO of the company ______ announced that they would merge with its main competitor. A: comparably B: officially C: normally D: strictly

Although the number of different biological signals is probably in the thousands, and the kinds of response elicited by these signals are comparably numerous, the machinery for transducing all of these signals is built from about ____ basic types of protein components. A: 6 B: 10 C: 15 D: 20