Answer:
Facilitated diffusion takes place due to a difference in concentration on both sides of the membrane, in the direction of the lowest concentration, and does not require energy.
Answer:
Producers................
When glucose is high, cAMP is low; CAP does not bind the lac operator, and RNA polymerase does not bind the lac promoter. CAP is only active when glucose levels are low, which means the cAMP levels are high, and therefore the lac operon can only be transcribed at high rate when glucose is absent. The importance of this is that the bacteria only turns on the lac operon and start using lactose only after they have used up all the preferred energy source which is glucose.
Answer:
A woman with blood type A has a child with blood type O. She accuses a man who is homozygous for blood type B of being the father. Could this man be the father of her child? If so, what is the chance he is the father?
No – 0% chance
Explanation: