5. Both Mars and Venus have a greenhouse effect as well. What are the problems with each of these planets?

Which property is used to identify the origin of an igneous rock? color density hardness crystal size

Witch type of microscope is used to view very small cell components like proteins and dna?

2. if someone had the list of traits you provided in question 1, do you think he or she would be able to find you in a group of 1000 people? why or why not? if not, what other information encoded in your genes might distinguish you from the others in the group? what are other traits that are encoded for by dna?