The tropical diseases such as African sleeping sickness, Chagas disease, and leishmaniasis are caused by
A. foraminifera.
B. sporozoans.
C. phytomastigotes.
D. trypanosomes.
E. oomycetes.
D. trypanosomes.
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If you were able to look very closely at a portion of DNA and find methylated histones, you would
A. be mistaken since only DNA can be methylated, not histones. B. be looking at a region of active chromatin. C. be looking at a region of inactive chromatin. D. be looking at a chromatin remodeling complex.
Consider a red blood cell traveling in the renal artery. It passes through several different functional vessels before entering the renal vein. Consider the vessels listed below. Which one of the following answers lists the CORRECT order in which the red blood cell passes through these vessels? 1. peritubular capillaries 2. efferent arteriole 3. afferent arteriole 4. glomerulus 5. renal vein
A) 1, 2, 3, 4, 5 B) 3, 4, 2, 1, 5 C) 3, 2, 4, 1, 5 D) 2, 1, 3, 4, 5 E) 4, 3, 2, 1, 5
What is the function of the protein S1 in translation?
a. It assists release factors. b. It hydrolyzes GTP. c. It assists in ribosomal translocation. d. It keeps the mRNA single-stranded and suitable for translation. e. It mediates the regeneration of EF-Tu.
Work with Staphylococcus aureus is supposed to be conducted in a BSL-3 lab.
Answer the following statement true (T) or false (F)