Antecedents should be placed the pronouns they modify.

Biologists recognize five levels of cell organization. the lowest and simplest is the cellular level. organisms here are either unicellular organisms, like protozoa, or colonial organisms. colonial organisms are composed of single-celled individuals that stay together to sustain the life of the whole colony. next on the scale of complexity is the level occupied by tissue. a tissue is a group of similar cells which perform a similar activity. tissues that are organized around a common function together make up an organ, the third level of complexity. the fourth level of organization is the system, formed by a group of organs which together perform a specific bodily process. the fifth and highest level is the organism level, in which body systems work together in a structure capable of independent life. main idea:

In what ways do “the lamb” and “the tyger” represent opposite sides of human existence? a. “the lamb” urges passive control, while “the tyger” glorifies man’s dominance over nature. b. “the lamb” urges meek acceptance, while “the tyger” glorifies nature and power. c. “the lamb” urges childlike faith, while “the tyger” glorifies man’s experience.

Which tense allows for an event that began in the past to carry into the present moment in time