Which molecule shown in the animation, the square or the circle, is moving against its concentration gradient? which molecule shown in the animation, the square or the circle, is moving against its concentration gradient? the circle the square both the circle and the square neither; they are both moving with their respective concentration gradients?

According to the 2008 u.s. census, california had a population of approximately 4 × 10^7 people and florida had a population of approximately 2 × 10^7 people. which of the following is true? a. the population of florida was approximately two times the population of california. b. the population of florida was approximately twenty times the population of california. c. the population of california was approximately twenty times the population of florida. d. the population of california was approximately two times the population of florida.

Common binomial factor of 6x(3x+7)+5(3x+7)

Renee hiked for 6 3/4 miles. after resting, renee hiked back along the same route for 5 1/4 miles. how many more miles does renee need to hike to return to the place where she started? represent your answer as a simplified mixed number, if necessary.