BIOMOLECULES AND ENZYMES

Detailed explanation-1: -macro-a combining form meaning “large, ” “long, ” “great, ” “excessive, ” used in the formation of compound words, contrasting with micro-: macrocosm; macrofossil; macrograph; macroscopic.

Detailed explanation-2: -Macro-(prefix): Prefix from the Greek “makros” meaning large or long. Examples of terms involving macro-include macrobiotic, macrocephaly, macrocytic, macroglossia, macrophage, macroscopic, and macrosomia.

Detailed explanation-3: -Macros are used to make a sequence of computing instructions available to the programmer as a single program statement, making the programming task less tedious and less error-prone. (Thus, they are called “macros” because a “big” block of code can be expanded from a “small” sequence of characters.)

Detailed explanation-4: -Macro: 100, 000 – 1 million followers. Micro: 10, 000 – 100, 000 followers. Nano: 10, 000 followers or less.

Detailed explanation-5: -Elicit from students that macro means an object can be seen with the unaided human eye; micro is smaller than macro and requires the use of an optical (light) microscope to be seen with the human eye; and nano is extremely small and requires the use of a very powerful electron microscope to be seen.