Answer:
c.
Explanation:
A communication channel refers to any method as to which a message is sent to its intended receiver, examples of different types of channels include written, spoken, electronic, or multimedia. Therefore in this scenario a communication channel is the medium over which the message travels. Which would be answer choice C.
Answer:
Catalase allows the decomposition of the hydrogen peroxide.
Explanation:
The virulence factor is any molecule secreted by bacteria that allow them to colonize in host.
The enzyme catalase allows the splitting of hydrogen peroxide in water and oxygen. This process prevent them from ROS that is reactive oxygen species. Thus, catalase activity is considered as a virulence factor.
The correct answer is Galen.
Galen considered anatomy as the foundation of medical knowledge, and he recurrently dichotomized and tested on the lower animals like pigs, sheep, and goats. Galen's supported dissection as the method to better the skills of surgery and research works.
In his work, he illustrated seven pairs of cranial nerves, observed the structural distinctions between the veins and arteries, and illustrated the valves of the heart.
Sorry, but I don't want to do your essay. I wish you luck tho :>
The Law of Universal Gravitation (3 points)<span>produces stars and planetsproduces stars but not planetsproduces planets but not starscannot produce stars or planets</span>