Roan (RW) is a coat color that occurs when a red-haired (RR) bull is crossed with a white-haired (WW) cow. What are the predicted results if a roan bull is crossed with a white cow? Group of answer choices

A. 100% roan offspring

B. 100% red-haired offspring

C. 50% roan and 50% white-haired offspring

D. 50% red-haired and 50% white-haired offspring

parasites can detrimentally affect their host, but also must not allow their host to die before they can complete their life cycle. some parasites have complex life cycles with many different hosts, and have had to find ways of persisting in many different environments during the change from one host to another. ectoparasites live outside the body of the host, and can more easily  disperse, but are  more exposed to predators, parasites, parasitoids. endoparasites live inside the body of the host, and are therefore protected from the outside environment. but they can be  attacked by the host's immune system. they have therefore developed  mechanisms for dispersal such as  complex life cycles.

the element that provides strength to the exoskeletons of clams and oysters is phosphorus. this is so because calcium carbonate is the main component in the shells.

explanation:

the answer is b. glad to .