What is the name for the type of white blood cell that produces antibodies that the body fight infection?

a.
antibodies

b.
bone marrow

c.
pathogens

d.
lymphocytes

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.

Coral reefs support more species per unit area than any other marine environment on earth. what is one way coral reefs are important to the health of the biosphere

The function of the excretory system is to control homeostasis and