According to ChaCha.com, "Parthenogenesis is a form of agamogenesis in which an unfertilized egg develops into a new individual. Parthenogenesis occurs naturally in many plants and invertebrates. This differs from other forms of asexual reproduction because an egg is used."
You didn't show anything, but more energy would affect enzyme activity.
Structures in plant leaves that open and close to maintain homeostasis are called stomata. This is where gases would diffuse in and out of the leaf.
Organisms with hard parts such as a shell,or bones are much more likely to become fossilized than animals with soft parts like a worms.