The graph depicts the velocity and times of elan and anna during a race
which best depicts the data?

a)from 0 to 2 seconds, anna experienced negative acceleration.
b)from 3 to 6 seconds, elan accelerated while anna did not.
c)from 6 to 8 seconds, elan accelerated faster than anna.
d)from 8 to 10 seconds, elan experienced negative acceleration.

Natural selection acts on populations through a specific trait. which statement must be true about that trait? question 6 options: the trait is passed on genetically to the next generation. the trait has little impact on survival. the trait is the same for all organisms. the trait is resistant to mutations.

Acell in the human nervous system whose primary function is to form myelin and the blood-brain barrier, respond to injury, remove debris, and enhance learning and memory is called a(n) cell.

Which of the following is an example of competition a. the leaves of a tree prevent a small shrub from getting sunlight. three species of birds feed a different heights in the same tree. b. three species of birds feed at different heights in the same tree c. zebra and giraffe’s feed on different grassland plants d. cats living in two different homes eat the same brand of cat food.