1. Researchers are using nanotechnology to develop _____ for a "clot-busting" drug.

a. nanocapsules

b. reprogramming tools

c. microorganisms

d. nanotools

2.

Nanomaterials, if added to golf balls, can increase the _____ of the golf balls.

a. brittleness

b. frailty

c. delicacy

d. responsiveness

3.

The main difference among an electronic payment system and cryptocurrency is not having a(n) ____ between the sender and receiver.

a. third party such as a bank or a financial institution

b. set value for the payment

c. payment obligation

d. e-commerce relationship

4.

In the field of pharmaceutical research, quantum computing can be used to ______.

a. promote new drugs more informatively

b. speed up the time it takes to bring a new drug to market

c. lower drug prices

d. create nanocapsules for drug administration