Messages in your brain are transmitted by Oa) electrons
Ob) protons
Oc) photons
Od) neurons

Suppose a suitcase has a mass of (m) 30 kg and a net force (n) of 10 kg*m/s. what is the acceleration rate of the suitcasein m/s? show your work to support your answer

The normal shape of an enzyme is as shown in structure a. if the enzyme’s shape changes to that shown in structure b, what are two consequences of this change?

What is the meaning of endocytosis ?