Which of the following is a key diagnostic indicator of infection with Mycobacterium leprae?
A. blister-like lesions
B. a distinctive red rash that lasts for days
C. pus-filled abscesses
D. localized loss of the sense of touch
E. severe inflammation with swelling
Answer: D
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If a cell had a damaged central vacuole, it would have difficulty performing what function?
A. Converting food energy into cellular energy B. Converting light energy into food molecules C. Assembling lipids D. Storing water
When fats are broken down to make ATP,
what molecule is formed and in where in aerobic respiration does it enter?
a. acetyl CoA which enters into glycolysis b. acetyl CoA which enters into the Krebs Cycle c. pyruvate which enters into the Krebs Cycle d. PGAL which enters into electron transfer phosphorylation e. PGAL which enters into glycolysis
If DNA directs the production of RNA, what does RNA make?
A) RNA makes proteins. B) RNA makes more DNA. C) RNA makes membranes. D) RNA makes hereditary molecules.
Which types of blood cells are responsible for transporting oxygen?
A. leukocytes B. thrombocytes C. plasma D. red blood cells E. platelets