Which of these organisms is thought to have evolved (come to be) FIRST, before any of the others? * A.) you
B.) aerobic prokaryotes
C.) anaerobic prokaryotes
D.) single cellular eukaryotes
E.) photosynthetic prokaryotes
F.) multicellular organisms

Under the soviet system, the government a. controlled all forms of communication. b. allowed newspapers to print whatever they wanted. c. controlled editorials but not the reporting of news. d. encouraged access to a wide variety of news sources. select the best answer from the choices provided a b c d

Viruses can be transmitted through air, water, food, insect bites, and direct skin contact. once a virus gains entry into the body, it invades a host cell in order to? a. synthesize antibodies for defense b. deactivate the host cell's defenses c. access cell processes for reproduction d. metabolize host proteins and grow

Brendan made a diagram to compare and contrast the benefits of two types of social behavior. which description belongs in the area marked "z"? reproductionprotectionforaginghydro dynamic efficiency