While milk is produced naturally by cows, the milk that we buy in the supermarket has been subjected to a number of different processes such as pasteurisation (which sterilises it) and homogenisation (which mixes the cream and the milk together uniformly). Would you describe milk as natural or processed? Explain your answer.

The “ecological footprint” left by a citizen of a developed nation is about four times larger than that left by a citizen of a developing nation. why is this the case?

1. in a certain species of plant, the color purple (p) is dominant to the color white (p). according the punnett square, what is the probability of and offspring being white? 50%25%0%100% 2. in a certain species of plant, the color purple (p) is dominant to the color white (p). according the punnett square, what is the probability of and offspring being white? 0%100%50%25%(picture 1 is for question 1, and picture 2 is for question 2)

Which feature would you expect to find in a population in which sexual selection depends on male competition?