C. The associates proteins are histones
Fimbriae, flagella and pili are all examples of blank structures found in some bacteria.
Answer: D
Explanation: Oxygen plays a vital role in energy production via a system called electron transport chain , which is an important component of cellular respiration. ... Oxygen acts as a final electron acceptor that helps move electrons down a chain that results in adenosine triphosphate production
Answer:
they tried to swim away but got eaten by a shark
Explanation: