It is C because when two species benefit from each other it is called mutualism
The sentence, from the choices given, that contains the correct subject-verb agreement is; Books and television entertain us on a rainy day. The correct answer will be A.
Hardening of the arteries results in atherosclerosis and deposition of plaques in the walls of the arteries results in <span>atherosclerosis</span>.
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Photon
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<span>The study of the interactions of genes with the environment is called Epigenetic, is how genes are expressed in relation to environmental factors and how diseases and other conditions develop. It is the study of the impact of environment and lifestyle on the behavior of genes and the way it responds to external factors.</span>