#Question id: 19187
#Unit 13. Methods in Biology
#Question id: 2610
#Unit 2. Cellular Organization
Binding of RNA polymerase over promoter synthesizes
#Question id: 23148
#Unit 13. Methods in Biology
#Question id: 533
#Unit 1. Molecules and their Interaction Relevant to Biology
Glucose, labeled with 14C in different carbon atoms, is added to a crude extract of a tissue rich in the enzymes of the pentose phosphate pathway. The most rapid production of 14CO2 will occur when the glucose is labeled in:
#Question id: 4605
#Unit 11. Evolution and Behavior
Over long periods of time, many cave-dwelling organisms have lost their eyes. Tapeworms have lost their digestive systems. Whales have lost their hind limbs. How can natural selection account for these losses?