17. Is it possible to predict the effect(s) of eliminating a species from an ecosys- tem? Explain your answer.

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

Will someone me with this.. specialized cells which perform a particular function form: tissues organs or organism

How many species of living things are alive on earth today? more than 1,000,000 none of these answers are correct 100-500 1,000 –500,000 o 500,000 -1,000,000