Answer the following multiple choice 1) One way to detect alternative splicing o

Question

Answer the following multiple choice

1)    One way to detect alternative splicing of transcripts from a given gene is to _____.

Select one:

a. compare the sequences of different mRNAs made from the given gene

b. compare the DNA sequence of the given gene to that of a similar gene in a related organism

c. measure the relative rates of transcription of the given gene compared to that of a gene known to be constitutively spliced

d. compare the sequences of different primary transcripts made from the given gene

2.)    Viruses can contain any of the following genetic material except _____.

Select one:

a. Single stranded RNA used to produce DNA

b. a DNA/RNA hybrid

c. Double stranded DNA

d. Single stranded mRNA used as a template for mRNA

3.)    Put the following events of elongation in prokaryotic translation in chronological order.
1. Binding of mRNA with small ribosomal subunit
2. Recognition of initiation codon
3. Complementary base pairing between initiator codon and anticodon of initiator tRNA
4. Base pairing of the mRNA codon following the initiator codon with its complementary tRNA
5. Attachment of the large subunit

Select one:

a. 5, 4, 3, 2, 1

b. 2, 1, 4, 3, 5

c. 1, 2, 3, 5, 4

d. 1, 2, 3, 4, 5

Explanation / Answer

1. a. compare the sequences of different mRNAs made from the given gene.

2. d. Single stranded mRNA used as a template for mRNA

3. c. 1, 2, 3, 5, 4

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