Study the image of the roller coaster, then answer the questions. Note that the arrows indicate the direction of the movement of the roller coaster train. Which section (A or B) of the roller coaster shows positive acceleration?

Which section (A or B) of the roller coaster shows negative acceleration?

•there must be variation for the particular trait within a population.

•the variation must be inheritable (that is, it must be capable of being passed on from the parents to their offspring).

•individuals with one version of the trait must produce more offspring than those with a different version of the trait.good

explanation:

the answer would be d : p

her next move would be to use agarose gel electrophoresis to separate the dna molecules of varying length and create a dna fingerprint.