Isomers are defined as:
A. molecules with the same number of carbon atoms but potentially different numbers of other atoms.
B. molecules with the same chemical formula but different structures.
C. atoms with the same number of protons but different numbers of neutrons.
D. molecules with the same general three- dimensional structures but different chemical formulas.
E. molecules with different chemical formulas but similar biological functions.
Answer: B
You might also like to view...
All prokaryotic photosynthesizers are anoxygenic.
Answer the following statement true (T) or false (F)
The polymerase chain reaction (PCR) uses ________ and a heat-resistant DNA polymerase to rapidly
increase the number of molecules of a DNA fragment. Fill in the blank(s) with the appropriate word(s).
Which cyclin(s) is/are required to pass the G1 restriction point in animal cells?
a. Cyclin A b. Cyclin A and Cyclin B c. Cyclin D d. Cyclin D and Cyclin E
At the time of implantation, the human embryo is called a _____
A) blastocyst B) gastrula C) fetus D) zygote