Isotopes are different forms of the same element that
A. differ in their number of protons.
B. cannot form covalent bonds.
C. differ in their number of neutrons.
D. cannot form ions.
E. are all produced artificially.
Answer: C
You might also like to view...
Cave art by early humans recognized the existence of the major signs of inflammation. The most inclusive set of symptoms of inflammation that might appear in such early human art is _____
A) heat, pain, and redness B) pain and whitening of the surrounding tissue C) swelling and pain D) antibody-producing cells E) swelling, heat, redness, and pain
Leaf aging is retarded by ____
a. salicylic acid b. abscisic acid c. cytokinins d. ethylene e. gibberellins.
DNA is used as a template for making proteins and RNA.
DNA polymerase and ligase. DNA helicase. DNA helicase and polymerase. none of the answer choices are correct
Beside the distortion in the DNA backbone caused by a mismatched base pair, what additional mark is there on eukaryotic DNA to indicate which strand needs to be repaired?
(a) a nick in the template strand (b) a chemical modification of the new strand (c) a nick in the new strand (d) a sequence gap in the new strand