Cells that use the amino acids selenocysteine and pyrrolysine have
A) two more codons compared to other cells.
B) two more tRNAs compared to other cells.
C) two more aminoacyl-tRNA synthetases compared to other cells.
D) two more tRNAs and aminoacyl-tRNA syntheses compared to other cells.
E) inosine at the third position of their tRNA anticodons to accommodate these amino acids.
Answer: D
You might also like to view...
Which is not a typical food item for polychaetes?
a. live capture of fish b. live capture of invertebrates c. detritus d. suspension feeding on plankton
During adaptive radiation one species adapts to form several additional species quickly. Before speciation occurs, the original species can be termed as which of the following?
a. parent species b. novel species c. first species d. found species
Humans are classified as a late-loss population
Indicate whether the statement is true or false
The tangled mass or tissue-like aggregation in a mold is called a ________.
A. mycelium B. hypha C. thallus D. hyphae