Which of the following is FALSE when comparing RNA and DNA?
A. Both contain nucleotides connected by phosphodiester linkages.
B. Both contain phosphate groups.
C. Both are composed of nucleotides that contain sugars.
D. Both are composed of identical nucleotides.
E. Both are composed of nucleotides that contain a phosphate group, a pentose sugar, and a nitrogenous base.
F. Both have a 5’ end and a 3’ end.
G. Both are composed of purines and pyrimidines.
D. Both are composed of identical nucleotides.
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Match the following items with the correct phrases.
_______1. A protein that plays a role in DNA replication. _______2. The end product of transcription. _______3. A protein that plays a role in transcription. _______4. The location of codons. _______5. The location of anticodons. _______6. An integral part of ribosomes, whether or not they are participating in protein synthesis. _______7. Produced in the nucleolus of eucaryotic cells. _______8. The molecule responsible for “activating” amino acids, thus enabling them to be added to the growing polypeptide chain. a. DNA polymerase b. RNA polymerase c. mRNA d. rRNA e. tRNA
The DNA encoding siRNA is not normally found in the nucleus
Indicate whether the statement is true or false.
In a compound microscope, the lens that directs light into the eye is the (ocular/condenser/objective) lens
What will be an ideal response?
Which is an example of clones that already are produced by nature?
A) two plants of the same species B) golden corn C) fraternal twins D) identical twins