2. The red-tailed hawk and the great horned owl occupy similar habitats and prey on similar species. Which fact hest explains how they are able 4 coexist in the same ecosystem?
Both the hawk and the owl can be found hunting at twilight.
Neither the hawk nor the owl have any natural predators.
© The great horned owl nests in the same types of trees as red-tailed hawks.
The hawk hunts primarily during the day, but the owl hunts primarily at night.

The distribution of related animals and plants across the world

Suppose you use three different scale to weigh a bag of oranges. one scale says the nag weighs 2.1 lb, and third says it weighs 2.1 lb. the actual weight of the bag of oranges is 2.153 lb. which of the following best decribes these results?

Imagine a self-reactive t cell that has not undergone clonal deletion in the thymus (that is to say, it has escaped central tolerance). if it encounters self antigen in the absence of an infection or inflammation, what will happen to this self-reactive t cell? (select two answers) (a) the t cell undergoes clonal expansion. (b) the t cell gains effector functions. (c) the t cell undergoes apoptosis. (d) the t cell becomes activated. (e) the t cell becomes anergic.