Which of the following are both eukaryotic and prokaryotic?
a. unicellular
b. plants and bacteria
c. animals and bacteria

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

The terrestrial planets are characterized by having a a.) silicate core b.) iron-rich silicate core c.) iron-rich metallic core d.) none of these

Match each medication with its description.