Carbon is a very important part of our earth. in fact, carbon makes life on earth possible and exists in many different forms. mauna loa, hawaii, is the site for the oldest continuous carbon dioxide (co2) measurement station in the world. looking at the data collected, what can you infer is the main reason for the increase in carbon dioxide?
a) deforestation
b) rising sea levels
c) increased volcanic activity
d) more fossil fuels are being burned

Cladistics is a way of classifying organisms by examining the characteristics of their ancestors and descendants and depicting the relationships in a cladogram. which of the following best describes a challenge in classifying organisms this way? a. there are millions of species on earth, and a cladogram is not a practical means for classifying all of them. b. it is impossible to tell which organisms are most closely related to each other using a cladogram. c. cladograms are detail-oriented and do not provide a useful understanding of evolutionary relationships. d. there is a limited number of ways to organize the information, so most cladograms end up looking very similar.

What do we call an individual that has inherited two identical alleles for the same trait? a.homozygous b.heterozygous c.monozzygous

Name the organism that belongs to the kingdom protista.