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Gene: Quiz


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Question 1: The process of producing a biologically functional molecule of either RNA or protein is called ________, and the resulting molecule itself is called a gene product.
EpigeneticsDNATranscription (genetics)Gene expression

Question 2: In cells, a gene is a portion of ________ that contains both "coding" sequences that determine what the gene does, and "non-coding" sequences that determine when the gene is active (expressed).

Question 3: Translation is carried out by ribosomes, large complexes of RNA and protein responsible for carrying out the chemical reactions to add new ________ to a growing polypeptide chain by the formation of peptide bonds.
Amino acidAmino acid synthesisL-DOPAMetabolism

Question 4: A modern working definition of a gene is "a locatable region of ________ sequence, corresponding to a unit of inheritance, which is associated with regulatory regions, transcribed regions, and or other functional sequence regions ".

Question 5: The manner in which DNA is stored on the histone, as well as chemical modifications of the histone itself, are regulatory mechanisms governing whether a particular region of DNA is accessible for ________.
Gene expressionTranscription (genetics)ProteinRNA

Question 6: Each tRNA has three unpaired bases known as the anticodon that are complementary to the codon it reads; the tRNA is also covalently attached to the ________ specified by the complementary codon.
L-DOPAAmino acidAmino acid synthesisMetabolism

Question 7: Mutations propagated to the next ________ lead to variations within a species' population.
Greatest GenerationGeneration YGenerationUnited States

Question 8: ________ promoter regions are much more complex and difficult to identify than prokaryotic promoters.

Question 9: The existence of genes was first suggested by ________ (1822–1884), who, in the 1860s, studied inheritance in peaplants (Pisum sativum) and hypothesized a factor that conveys traits from parent to offspring.
GeneticsModern evolutionary synthesisHeredityGregor Mendel

Question 10: In many single-celled eukaryotes such as ________, reproduction by budding is common, which results in asymmetrical portions of cytoplasm in the two daughter cells.

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