When problem solving and making decisions, your rational thought is centered in your
O A. temporal lobe.
O B. prefrontal cortex.
O c. midbrain.
O D. occipital lobe.

Check all that apply diatoms are marine algae that have a shell made of silica, what are some of the uses of the silica shell after the diatoms die? 1.the shells make up the diatomaceous earth used in filters 2.it can be used as an ingredient in abrasives 3.they are used in food products 4.the shells can be used in some insulating materials

The organelle pictured is found in cells of and is theorized to have once been an independent organism.

Describe the response the kidneys have to dehydration and excessive water intake. what happens to the concentration of urine in each case ?