Which of the following organisms would be able to survive for long periods of time with no food source? Select all that apply. a. some protists
b. plants
c. autotrophs
d. yeast
e. animals
f. heterotrophs

B, E, and maybe one more

Explanation:

B for cacti E for camels and some snakes.

the answer is; comparing the frequency of collisions with and without the device

this makes the anti-collision system an independent variable and the collisions a dependent variable. if there are fewer collisions with an anti-collision system that without, then it can be stated that the system is a success. essentially, collisions under an anti-collision system are compared with the frequency of collisions by cars with the human drivers.

b. the carbon cycle ensures living things have a source of hydrogen