What is a negative feedback loop? a closed path that tends to reduce the activity of a body system
the output of a system stimulates another cycle of the system
anything that causes a reaction or response
something that carries out a response

What are the headings of a data table

Consider darwin's first writings on the theory of natural selection. an important point of darwin's essay on the principle of population, written in 1798, was a peer's observation that in nature plants and animals produce far more offspring than can survive, this observation can be attributed to a) charles lyell. b) thomas malthus. c) jean-baptiste lamarck. d) johann friedrich meckel.

Which must be kept in mind when determining if an explanation is correct? check all that apply.which must be kept in mind when determining if an explanation is correct? check all that apply.