1) Explain how a metabolic pathway can contain an energetically unfavorable reaction yet still occur. 2) What general factors contribute to the high phosphoryl-transfer potential of ATP? 3) Compare ATP to acetyl CoA. 4) What is the relationship between the energy charge of a cell and control of the ATP-generating […]

Q1. A dominant sex-linked gene B produces white bars on black chickens, as seen in Barred Plymouth Rock breed. A clutch of chicks has equal numbers of black and barred chicks. (Sex is determined by the Z-W system in birds: ZZ are males, ZW are females.) a.) If only females […]

In an experimental situation, a student researcher inserts an mRNA molecule into the cytoplasm of a eukaryotic cell after she has removed its 5′ cap and poly-A tail. Which of the following would you expect her to find?a) The mRNA attaches to a ribosome and is translated, but more slowly.b) […]

Q1. I had black mold growing on roof and ceiling in my home for yrs, from a leaking roof. Contractor who fixed it and never said anything about mold up in attic. I have moved since but my whole family has symptoms that are very strange, even dogs do. We […]