This mutation happens when one base pair is switched with another.

A missense mutation

Explanation:

A missense mutation is when the change of a single base pair causes the substitution of a different amino acid in the resulting protein.

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.

c: warm water flows from the western tropical pacific toward south america. that should be the right answer! hope it .