In many organisms, on both the microscopic and gross levels, there are anatomical structures with specific adaptations to serve to increase surface area in order to facilitate chemical reactions as well as transport mechanisms. what structure listed here is an example of such a surface area adaptation? a) the cristae of mitochondria b) the irregular shape of an amoeba c) the large size of a plant cell vacuole d) the ligand-gate receptors of the cell membrane

The table presents the average day and night temperatures in five cities. it also reveals whether a city receives substantial rainfall (wet climate) or little rainfall (dry climate). which city’s rocks are likeliest to experience frost wedging, and why? a) city a because the consistently subzero temperature would prevent water from melting b) city b because it is a wet region and the temperature fluctuates around the freezing point c) city c because it receives plenty of rain fall and the weather is moderately cool d) city d because the hot and dry weather would cause rocks to absorb water