Humans convert approximately ________ of the energy stored in food to useful work
A) 22%
B) 34%
C) 55%
D) 99.9%
B
Biology & Microbiology
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Peptide bond formation is catalyzed by the enzymatic activity of an RNA molecule
A. true B. false
Biology & Microbiology
Blood glucose levels must be carefully maintained within a narrow window. What endocrine organ is responsible for this task?
A. pancreas B. pineal gland C. pituitary gland D. parathyroid gland
Biology & Microbiology
The evolutionary relationships between the eukaryotic supergroups are depicted in the diagram.Diatoms share a more recent common ancestor with dinoflagellates than with water molds.
Answer the following statement true (T) or false (F)
Biology & Microbiology
Many protozoan species can form a _____ that can survive for periods outside a host.
Fill in the blank(s) with the appropriate word(s).
Biology & Microbiology