Which of the following would be considered a limiting resource for a population?

a) food
b) water
c)air
d) all of the above

If a grape were placed in a hypertonic solution what would happen and why?

Which is an innovation of gymnosperms? gymnosperms are the first seed plants. gymnosperms are the first flowering plants. gymnosperms are the first vascular plants. gymnosperms are the first spore plants.

The effect of a hormone on a target cell may be decreased by the presence of