Line graphs that indicate time along the x-axis can be used to predict what would happen to dependent variables in an experiment at a later point in time
O only if the existing line shows an upward trend.
only if the existing line shows a downward trend.
Of a new variable was introduced to the experiment.
O if the experiment continued under the same conditions.

if the experiment continued under the same conditions

Explanation:

you can only go on to prove something if its under the same conditions

answer: i don't know

explanation:

you need to provide a picture, otherwise i can't tell you.

if you can provide one, i'd be more than happy to you with this!

•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: