Which is not part of the nitrogen cycle? a. the atmospere b. plants c. photosythesis d. soil

What causes temperature extremes in the desert

Identify the type of energy used in each action. the flexing of an arm muscle: a signal transduction process by a neuron: a ball at the top of a hill: 1. electrical energy 2. mechanical energy 3. gravitational potential energy

Which event would lead to primary succession of a forest?