Answers: 3
English, 21.06.2019 22:00, josephvcarter
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:
Answers: 3
English, 22.06.2019 04:00, sriggins917
Explain the effect of the rhetorical questins for the below paragraph."i pinched myself: was i still alive? was i awake? how was it possible that men, women, and children were beiing burned and that the world kept silent? no. all this could not be real. a nightmare soon i would wake up with a start, my heart pounding, and find that i waas back in the room of my childhood, with my "
Answers: 1
What is poem the noon by kendall banning about ?...
Mathematics, 23.06.2019 07:00
Health, 23.06.2019 07:00
Business, 23.06.2019 07:00
History, 23.06.2019 07:00
Mathematics, 23.06.2019 07:00
English, 23.06.2019 07:00