What is meant by the term homeostasis? A . This is the taxonomic term for human beings
B. It is a characteristic of livings things that means they can reproduce
the same organism
C. It means that humans are constantly changing
D. This is the ability to monitor conditions and maintain them

What have we learned from fossil evidence about evolution? a) it is an abrupt change. b)the process is observable. c) it takes place during one lifetime only. d)the most complex traits are always selected.

During convection, less dense fluid rises and denser fluid sinks.

Which of the following matches the organisms described with the correct domain? a. archaea--multicellular, eukaryotic organisms that do not have cell walls b. eukarya--single-celled and multicellular organisms, with a defined nucleus and a variety of nutritional sources c. bacteria--unicellular, eukaryotic organisms with cell walls that do not contain peptidoglycan d. bacteria--unicellular, eukaryotic organisms that always lack cell walls