Experiments with enzymes made of RNA support which origin-of-life model?
A) DNA world model B) metabolism-first model
C) replicator-first model D) Miller model
Answer: C
Biology & Microbiology
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Which of the following is characteristic of animals?
(a) heterotrophy. (b) autotrophy. (c) photosynthesis. (d) both b and c.
Biology & Microbiology
Which of the following serves as the "translator" or intermediary between an mRNA codon and an amino acid?
A. rRNA B. snRNA C. tRNA D. siRNA E. snRNPs
Biology & Microbiology
FISH uses labeled probes to detect specific whole cells
Indicate whether this statement is true or false.
Biology & Microbiology
Human cells contain ___ DNA's
Fill in the blank(s) with the appropriate word(s).
Biology & Microbiology