Which of the following questions could most likely be answered using molecular clocks? (2 points) which species of beetles are most closely related? how many species of beetles existed in the past? what processes cause beetles to become extinct? how long have beetles existed on earth?

This line graph compares the growth of plants that were kept in the sun for different amounts of time.a)  on day 7, the plants kept in the sun for 3 hours were how tall? b)  on day 7, the plants kept in the sun for 6 hours were how tall? c)    on day 10, the plants kept in the sun for 9 hours were how tall? d)  on day 11, the plant that was grown with 1 hour of sunlight was how tall? e)  based on the graph, the plant grows best in what amount of sunlight?

Idon’t know how to solve this question

Sugar is dissolved in water. which is the solute? sugar neither both water