The different tRNAs are produced by

A) different aminoacyl-tRNA synthetases that produce tRNAs from ribonucleotides in the cytoplasm.
B) RNA editing of transcripts of a single tRNA gene.
C) alternatively spliced of a single tRNA gene.
D) transcription of different tRNA genes in the genome.


D) transcription of different tRNA genes in the genome.

The different tRNAs are produced by transcription of different tRNA genes in the genome.

Biology & Microbiology

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LOD (logarithm of the odds) scores are used to indicate linkage between genes. A LOD score of ________ or greater is a strong indicator of linkage.

A) 0.5 B) 1 C) 2 D) 3

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Wow! That medicine really tasted bitter! In which lobe of the cerebrum did you consciously think about that?

A) frontal B) occipital C) temporal D) parietal

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Achondroplasia is a form of human dwarfism. If two individuals with achondroplasia have children with the following ratio, 2 dwarf to 1 wild type, what is the means of inheritance of this phenotype?

A) epistasis B) recessive lethal C) dominant lethal D) simple recessive E) simple dominance

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Human beings belong to the genus:

a. chordata b. primate c. mammailia d. homo

Biology & Microbiology