Before the development of the Haber-Bosch process, NH3 could be produced by ____________ only
A. fungi
B. plants
C. prokaryotes
D. respiration
C
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In glycolysis, glucose is converted to
What will be an ideal response?
Why do we only see Neanderthal input in non-African genomes?
A. Neanderthals never interbred with Homo sapiens in Africa. B. Only mtDNA can be inherited. C. Only Y chromosome DNA can be inherited. D. Neanderthals were adapted to a cold European climate.
Which result might be a consequence of stabilizing selection?
A. There is an increase in antibiotic-resistant strains of bacteria. B. Infants born with weights between 3 and 4 kg have a higher survival than infants much lighter or heavier at birth. C. There is a decrease in the number of different breeds of dog.
The process of aerobic metabolism, carbon-containing molecules are broken down. What is the energy from the electrons used for?
a. to generate a hydrogen ion gradient b. to heat the organism in a cold environment c. to alter enzyme structure d. to directly supply the energy needs of an organism