You find a cell of a type you have never seen before. the cell has both a nucleus and a cell wall. therefore, you conclude that it must be a cell. a) liverb) plantc) prokaryoticd) animale) bacterial

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

What is the next step in muscle contraction after the actin changes shape? (apex)

Which best example best demonstrates the importance of having knowledge of evolutionary relationships? a. illustration of a plant b.organ transplantation between species c. blood donation from a human d. do you need sequence of an insect.