Isotopes are atoms of the same element that differ in

A) the number of protons and electrons found in the atom.
B) the number of protons found in the nucleus.
C) the number of protons and neutrons found in the nucleus.
D) the number of electrons orbiting the nucleus.
E) the number of neutrons found in the nucleus.


Answer: E

Biology & Microbiology

You might also like to view...

Which biochemical would always be detected in the stomach contents of herbivorous dinosaurs?

a. Protein b. Lipids c. Starch d. Sugar

Biology & Microbiology

Every year the common flu vaccine is designed to protect against three different strains of the influenza virus. How is your body able to raise antibodies against so many new forms of the flu virus?

A. Each B cell can make antibodies against all antigens. B. The vaccine contains the antibodies against the strains of flu virus so your body does not need to make them. C. Viruses are destroyed by the passive immune system. D. Clonal deletion of B and T cells ends recognition of the virus. E. Recombination of the gene used to make antibodies leads to variability.

Biology & Microbiology

Suppose a neuron has a gap in its axon, a region with no voltage gated Na+ or K+ channels. Which statement below is true?

What will be an ideal response?

Biology & Microbiology

Proteins are made up of many

A. amino acids. B. RNA molecules only. C. DNA molecules only. D. RNA and DNA molecules. E. nucleotides.

Biology & Microbiology