Histones are
A. Found in polyribosomes
B. Enzymes found in lysosomes
C. Proteins of the cytoskeleton
D. Proteins associated with DNA in the nucleus
E. On the surface of rough endoplasmic reticulum
Answer: D. Proteins associated with DNA in the nucleus
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Which of the following molecules is not a carrier of electrons in the electron transport system (ETS)?
A) flavoproteins B) copper-nickel compounds C) cytochromes D) iron-sulfur proteins E) coenzyme Q
The study of how large-scale ecological factors influence local populations and communities is
specifically defined as conservation biology.
Indicate whether the statement is true or false.Which of these organisms is NOT included in the Eukarya?
a. heterotrophic bacteria b. heterotrophic protists c. fungi d. animals e. plants
Asclepius, the Greek physician,
A. believed in or advocated the supernatural causes of, and cures for, disease. B. followed, Imhotep's foot steps and taught medicine in the old University of Alexandria during the Ptolemaic reign in Egypt C. wrote De contagione et contagiosis morbis et curatione. In it he described numerous contagious diseases and the means by which contagion can be spread. D. propagated the hypothesis that poisonous vapor or mist made up of particles from decomposing material, caused disease E. believed in or advocated that diseases had natural causes, e.g., "The Four Humor Theory", and that they could be cured by rational methods.