Why are dna strands evidence of evolution

In the diagram below, the northern hemisphere would be in what season at position a a.fall b. winter c.summer d.spring

Draw a simple labelled diagram if a collenchyma tissue

Aremote community desperately needs more electrical energy. it is located in an area with the following characteristics: average wind speed of 15 – 20 km/hr some medium-sized rivers with slow-moving currents few coal deposits some oil exploration being conducted within 400 miles based on the above information, which energy source would be the most economical and safest for the community to pursue? a. fossil fuel b. hydroelectric c. nuclear d. wind