Oxygen is required to conduct cellular respiration? true/false

If someone could do the first couple, just so i can see how it's done that would be great! 20 points. complete a dichotomous key for the 10 leaves on the common leaves sheet. the chart provided here allows for 11 pairs of statements. depending on how you build your dichotomous key, you may or may not need all of them, or you may need to add some.

Describe the relationship and movement between temperature and density in a convection cell. make sure you identify the direction of travel

Give examples of selective advantage of organism’s body part/organ