Asedimentary rock containing a fossilized sea shell had been found. what does this tell you about the area at the time the rock was formed? i need fast pl 99 points plss

Asmall population of chimpanzees lives in a habitat thant undergoes no change for a long period of time. how will genetic drift affect this population

Which was most likely an effect on society that resulted from improvements in blood handling during world war i and world war ii?

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