Caldarchaeol lipids are extremely thermostable tetraethers found in many ________.
A. psychrophile archaea
B. hypersalinic archaea
C. autotrophic archaea
D. hyperthermophilic archaea
Answer: D
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Four of the five items listed below are related
to genetic information. Select the EXCEPTION.
a. chromatids b. centromere c. chromosome d. phosphorylation e. polymerase
Removing some fluid from directly around a developing human fetus is performed by inserting a long needle into the belly of the female patient. What extraembryonic membrane will be punctured in this process?
A. chorion B. amnion C. chorionic villi D. external epithelium of mother
In hospitals, the presence of ________ in blood, vomitus, and feces influences the selection of disinfectants.
A. organic matter B. inorganic matter C. pathogens D. odors
Symptoms of influenza include
A. fever, myalgia, sore throat, cough, nasal discharge. B. nasal discharge, mild fever, and absence of cough. C. fever, diarrhea, vomiting. D. fever and pneumonia. E. fever, sore throat, rash, cough.