What type of system is required to maintain the amount of sugar in the blood at a certain level, making sure it does not rise too high or fall too low? A. Two positive feedback loops

B. one negative and one positive feedback loop

C. two negative feedback loops

D. one negative feedback loop

Select the correct answer.which scenario describes unethical lab behavior? a.danny stores the chemicals required for his experiment in flasks and beakers.b. anna publishes the results of her experiment on the growth rate of saplings.c. jason repeatedly runs an experiment until he gets the results he desires.d. mia records her observations of an experiment precisely and accurately.resetnext

Which two factors contributed to creating a global culture? the creation of the united nations improvement in telecommunications health issues such as the ebola virus increased opportunities for global travel

The law of thermodynamics states that energy can't be created or destroyed. to natural sources of energy on earth are the