Can Scientists help find a Coronavirus Treatment? If yes, how?

Which of the following is a possible reason for sleep? a) growth b)digestive c)speed d)intelligence

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

How do the evolutionary chart and the video support the claim that all living things are made up of cells?