Antimicrobial Resistance and Natural Selection: The use of antimicrobial drugs began during the World War II era. After more than 50 years of widespread use, many antimicrobial drugs have become ineffective. Health authorities believe that antimicrobial resistance is the greatest health threat of the 21st century. What caused microbes to […]

The heat required to sustain animals that hibernate comes from the biochemical combustion of fatty acids, one of which is ara chidonic acid. For this acid, (a) determine its structural formula; (b) write its balanced combustion reaction; (c) use average bond energies to estimate the energy released in the combustion […]

BLINDNESS AND LOW VISION • What are the instructional implications of the three general classifications of visual impairments that educators use? • How do blindness and low vision affect learning, motor development, and social interaction? • Why is it important that teachers know about the types of visual impairments affecting […]

Question: The mitochondria a of mutant yeast strain is found to oxidize NADH even in the absensce of ADP. How would the P/O ratio of this mutant compare to the wilfe type? How would the flux of metabolites through the TCA cycle in the presence of oxygen compare in the mutant […]