In rats, the genes B and D control fur color as follows: B_dd rats have black fur, bbD_ have yellow fur, B_D_ have brown fur, and bbdd rats have cream-colored fur. If a pure-breeding brown rat and a pure-breeding cream-colored rat mate to produce an F1, and F1 are allowed to interbreed to produce an F2, what is the expected phenotypic distribution of the brown fur color rat offspring

In what layer of the sun is energy transfers between atoms

How are mutations continually being generated in a population (what are some of the causes of mutatuions? ) explain

Which of the following is an example of competition that could be found in a forest? question 14 options: deer eat berries and their droppings seed new areas creating more berry bushes two fox populations utilize the same rabbit population as their main food source two hawk populations utilize the same scorpion population as their main food source lack of sunlight due to changes in the seasons restricts the growth of certain plants