★ Respiration, Immune System, Blood Cells Quiz
What do phagocytes do?
A. Engulf (surround) microbes and digest them.
B. Produce antibodies.
C. Release a toxin that kills pathogens.
Select your answer:
Topics:
Diabetes Mellitus Lipid Metabolism Biodiversity Conservation Digestive System Animal Genetics and Nutrition Digestion The Ankle and Lower Leg Cardiovascular Med Terms Covid-19 Functional Neuroanatomy of the CNS Regulation of Urine Formation A&P Musculoskeletal Perioperative Nursing Care Wellness Vocabulary Epithelial TissueOther quiz:
Life Processes › ViewWhat do you call all of the living things AND all of the non-living things together in the same environment?
A. Population
B. Community
C. Ecosystem
D. Biome
Ecology › View
Natural selection is best described as
A. a change in an organism in response to a need of that organism
B. a process of nearly constant improvement that leads to an organism that is nearly perfect
C. differences in survival rates as a result of different inherited characteristics
D. inheritance of characteristics acquired during the life of an organism