Polar bears and brown bears are both apex predators, meaning that they eat other animals but no other animal eats them. If neither species has to hide from predators, why do you think they are both so well adapted to blend in with their environments?

it is either c or d and i know for sure it is not a or b

answer: although many types of viruses can cause a common cold, rhinoviruses are the most common culprit. a cold virus enters your body through your mouth, eyes or nose. the virus can spread through droplets in the air when someone who is sick coughs, sneezes or talks. theres your answer

explanation:

d. organisms have cells with different shapes and functions.