The above diagram suggests that A. there are more tertiary consumers than producers in an energy pyramid. B. producers are the foundation of all energy pyramids. C. tertiary consumers are the ultimate source of energy in an ecosystem. D. energy flows from secondary consumers to primary consumers in an ecosystem.

My question says on my assignment. read the following scenarios and decide which of the properties of life are being described. the first one is. katherine stopped on the way to school to grab some donuts. 2. because a dog cannot sweat, it has to pant in order to stay cool. 3. an elephant trun had no bone but 4,000 muscles. i have no idea what i am supposed to anwer. i can't find the answer in my notes or book that i can understand anyway

Ascientist separates a population of mice into two groups. what would most likely increase the rate of speciation in this population. a. teach the two groups different tricks b. allow the two groups to breed with each other c. put the two groups in different environment d. have the two groups live in identical ecosystems

15 ! come and answer! a(n) is the general term for an infectious disease that has spread across a city, region, or country.