A scientist is writing a report and wants to include the diagram as shown above. Which is the best title for this diagram?

A. body temp control through negative feedback

B. body temp control through positive feedback.

2. sketch the inside of the bean nodule, and describe or label what you observed with the hand lens.

Select the correct answer from each drop-down menu. the lac operon in e. coli regulates genes that code for enzymes required for breakdown of lactose. the lac operon is operon that is activated in the presence of .

The table below shows the elements that mainly comprise each of the four layers of earth: elements in layers layer main elements crust oxygen, silicon mantle iron, magnesium outer core iron, nickel inner core iron which of these elements make up the layer that is 0.2 to 1.1 percent of earth's total diameter?