The number of protons in an atomic nucleus can also be described as the __________ of an atom.

a. atomic mass
b. mass number
c. isotope number
d. atomic number


d. atomic number

Biology & Microbiology

You might also like to view...

Tony sometimes seems very "wound up." At those times, he seems full of energy, talks very rapidly, and makes very grandiose plans. (One time, he gave away all of his belongings and was planning to move to Washington, D.C., so he could advise the President.) At these times, he also seems to need almost no sleep. During other periods of time Tony seems very "down." During these times he does not take care of himself. He seems to want to sleep all the time, and he often makes thinly veiled references to wanting to commit suicide.

a. Schizophrenia b. Major Depression c. Dissociative Identity d. Bipolar Disorder e. none of the above

Biology & Microbiology

The process by which food is broken down and absorbed through the lining of the gastrointestinal tract

What will be an ideal response?

Biology & Microbiology

What is not an accessory organ of the human digestive system?

What will be an ideal response?

Biology & Microbiology

The goal of public health immunization is to reach herd immunity in the population

a. true b. false

Biology & Microbiology