Which is true about eukaryotic cDNA? Choose all that apply. a. it is constructed from mRNA that is reverse transcribed b. it is made up of only introns c. it is single stranded d. one gene may generate more than one cDNA
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- Which is true about eukaryotic cDNA?
Choose all that apply.
a. |
it is constructed from mRNA that is reverse transcribed |
|
b. |
it is made up of only introns |
|
c. |
it is single stranded |
|
d. |
one gene may generate more than one cDNA |
Step by step
Solved in 2 steps
- Which is true about eukaryotic cDNA? Choose all that apply a. it is single stranded b. it is made up of only introns c. it is constructed from mRNA that is reverse transcribed d.Why might a single base-pair mutation in eukaryotic mRNA be less serious than one in prokaryotic mRNA? a. If the mutation occurs in the 5' end of the start site, it will not affect the gene product. b. If the mutation occurs in the exon, it will not affect the gene product. c. If the mutation occurs in the splice site of a transcript with alternative splicing, only one gene product may affected. O d. If the mutation occurs in the intron or not in the splice site of a transcript with alternative splicing, it will nc affect the gene product. O e. If the mutation occurs in the 3' end of the start site, it will not affect the gene product. OLIE STIC N 1AWhich of the following statements below is incorrect? * A. the genetic code is overlapping B. the genetic code is universal C. degenerate codon specify the same amino acids D. the genetic code is triplet Which protein can break covalent bond? * A. Helicase B. Primase C. SSB D. DNA gyrase What is the complementary hnRNA base sequence produced from the DNA base sequence 5' C-T-A-T-A-C 3'? * A. 3' C-A-T-A-T-C 5' B. 3' G-A-T-A-T-G 5' C. 3' G-A-U-A- U-G 5' D. 3' C-U-A-U-A-G 5' Which of the following statements concerning the " cloverleaf" shape of tRNA molecules is correct? * A. four hairpin loops are present B. three hairpin loops and one open end are present C. two hairpin loops and two open ends are present…
- What is the name of the process that adds a modified guanosine nucleotide to the 5’ phosphates of pre-mRNAs in eukaryotes? a. splicing b. polyadenylation c. capping d. nuclear export e. photophosphorylationtRNAs a. carry amino acids b. bind to the anticodon present in the mRNA c. adapt the genetic information to the ribosome d. catalyze the peptide bondwhat is the first event to take place in translation in eukaryotic cell? a. An clongation of the polypeptide chain by the addition of amino acids b. Binding of the larger ribosomal subunits to the smaller ribosomal subunits c. Base pairing of activated methionine-tRNA to AUG of messenger RNA d. The small subunits of ribosome recognizing and attaching to 5' cap of mRNA
- In RNA silencing, siRNAs and miRNAs usually bind to which part of the mRNA molecules that they control? a. 5′ UTR b. Coding region c. 3′ poly(A) tail d. 3′ UTRWhat site on the ribosome is the place where a tRNA molecule leaves the ribosome after attaching its amino acid to the growing chain of amino acids? a. E site b. P site c. A site d. the small ribosomal subunit Please respond as soon as possible8) Which of these describes the function of RNA polymerase? A. Amplifies the “message" by making multiple copies of an mRNA molecule after it has been transcribed from DNA B. Converts a protein sequence to mRNA
- Eukaryotes such as humans have linear chromosomes. In order to signal the end of DNA replication, there is a large repetitive sequence of DNA called a telomere. The telomere region of the DNA signals a process called a. detachment b. termination c. elongation d. transcription1.1 What is the best description of a Ribosome? a. An enzyme that uses ribose to synthesize amino acids b. A protein/RNA complex that synthesizes protein c. A ribozyme that uses RNA as an enzyme to directly ligate free amino acids to tRNAs d. A multi-subunit protein complex that charges tRNA with amino acids 1.2 In RNA processing? A. Exons are added to the ends of mRNA for protection B. Intron sequences are removed before the mRNA is translated C. The RNA transcript that leaves the nucleus may be much longer than the original primary transcript D. All RNA transcripts will be processed and leave the nucleus.A prokaryotic gene was transcribed then translated. During the process, antibiotics X was added, and the products of translation were only f-met. What steps in translation was inhibited by antibiotic X? A. Transpeptidation or the formation of peptide bonds B. Binding of amino-acyl t-RNA to the 30S subunit of the ribosome C. Formation of the functional ribosome D. Translocation or the movement of empty t-RNA to the E site. E. Hydrolysis of GTP