What are two processes that must occur to form soil?

The instructions for making proteins come originally from

An ecologist studied the same species of deer during the summer and the winter. she noticed that during the summer, when there was plenty of food, the deer were energetic and playful. however, during winter when food was scarce, the deer moved more slowly and did not run unless they needed to escape a predator. which scientific fact is best supported by her observations?

Gene expression is the activation of a gent that results in a question 1 options: protein dna mitochondria