Chaperonins assist with
a. proteins synthesis.
b. assembly of DNA strands.
c. polysaccharide synthesis.
d. protein folding.
e. forming the DNA double helix.
D
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You are a doctor who examines a swollen and warm puncture wound on the hand of a patient. Indicate which of the following statements are true and which are false. ______ The wound is swollen and red due to vasoconstriction
______ The wound breached the first level of the patient's innate immune system: the skin. ______ The wound may require both the innate and the adaptive immune system in order to heal. ______ The wound is swollen and red due to vasodilation. ______ Cells in the wound are secreting antihistamines . What will be an ideal response?
Pepsin, a digestive enzyme that degrades proteins in the stomach, is synthesized as pepsinogen and
converted to active pepsin in the stomach by the removal of several amino acids. The activation of pepsin is an example of
a. transcriptional regulation. b. translational regulation. c. posttranscriptional regulation. d. posttranslational regulation. e. RNA interference.
Members of the genus Mycoplasma are pleomorphic and stain Gram-negative because they
A. lack cell walls. B. have sterols in their cytoplasmic membranes. C. lack cytoplasmic membranes. D. have mycolic acid in their cell walls. E. have a rudimentary cell wall.
Choose the factors contributing to adaptive radiation of Drosophila in the Hawaiian Islands. Check all that apply.A) New islands are constantly being formed.B) There are high rates of mutation due to radioactive materials in the lava flows.C) The islands are highly volcanic.D) Drosophila species have no predators on the Hawaiian Islands.
What will be an ideal response?