In Guinea pigs black fur is dominant to brown fur. If after several matings two heterozygous guinea pigs produced a total of 68 offspring how many would you expect to have brown fur?

Which of these statements is false? a. others may notice a problem with a relationship before the people involved. b. the first sign of a problem with a relationship is a feeling of anger. c. damaged relationships can be repaired. d. even good relationships can be damaged.

What is responsible for the uneven heating between the poles and the equator on any given day

¿cómo demostraron los experimentos de griffith que un factor hereditario estaba involucrado en la transformación bacteriana?