Construct a scientific claim that explains why the water levels a Lake Mead have changed. Provide at least 3 piece of evidence that support your claim. Provide the reasoning that connects the evidence to the claim.

Of seawater increases with decrease in the temperature. therefore, the cold water sinks to the deeper layers at the bottom

Name the organs of humanelemintary canal.

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.