Bissoy.com
Doctors Medicines MCQs Q&A

For the 10-residue DNA sequence example, there are _______ possible starting sites for a 20-residue-long site.

For the 10-residue DNA sequence example, there are _______ possible starting sites for a 20-residue-long site. Correct Answer 81

For the 10-residue DNA sequence example, there are 100 – 20 +1 possible starting sites for a 20-residue-long site. Where the first one is at position 1 in the sequence ending one at 20 and the last beginning at position 81 and ending at 100 (there is not enough sequence for a 20-residue-long site beyond position 81).

Related Questions

Consider the following statements regarding DNA replication and choose the correct answer:
1. The very first requirement of DNA synthesis is the presence of a template or plan along which the new strand is to be constructed
2. The second requirement is of a DNA-dependent-DNA polymerase or simply DNA polymerase enzyme
3. A DNA Pol cannot join two free nucleotides; one of them must be anchored by hydrogen bonds to a DNA strand
4. Replication takes place bidirectionally
A retail chain company has identified four sites A, B, C and D to open a new retail store. The company has selected four factors as the basis for evaluation of these sites. The factors, their weights, and the score for each site are given in the following table.   Factor   Factor weight Score for site (out of 100) A B C D Average community income 0.4 60 70 80 50 Demand growth potential 0.1 30 80 50 40 Proximity to existing store 0.3 50 10 40 60 Availability of public transport 0.2 40 30 40 20 The site which should be selected for opening the new retail store is
You install Internet Information Services 5.0 on a computer running Windows 2000 Server. You create two new department web sites for the Human Resources and Sales departments. You use host headers to define these two new sites. You stop the Sales web site while a developer updates the contents of the site. If a user attempts to access the Sales site while it is stopped, what response will the user receive?
The question below consists of a set of labelled sentences. These sentences, when properly sequenced form a coherent paragraph. Select the most logical order of sentences from among the options. P: Young boys and girls seem to have become inordinately addicted to these sites. Q: The parents, teachers and the government must look into the problems being caused by these networking sites and must formulate a strategy either to curb or completely stop its fast growing negative influence on the minds of our youth. R: Smart-phones, computers, social media, internet and networking sites such as Facebook and Twitter have become source of major distractions for students. S: They are thoughtlessly and uselessly wasting their precious time on these sites.
Consider the following statements :  a. As of July 2018, a total of 1092 World Heritage sites exist across 167 countries. b. Italy, with 54 World Heritage sites has the most of any country (up to July 2018). c. India has 39 World Heritage sites (up to July 2018). d. A collection of Victorian, Gothic, and Art Deco buildings of Mumbai are declared as World Heritage sites in 2018.  Which of the above statements are correct ?
The question below consists of a set of labelled sentences. These sentences, when properly sequenced form a coherent paragraph. Select the mostlogical order of sentences from among the options. P: Young boys and girls seem to have become inordinately addicted to these sites.
Q: The parents, teachers and the government must look into the problems being caused by these networking sites and must formulate a strategy either to curb or completely stop its fast growing negative influence on the minds of our youth.
R: Smart-phones, computers, social media, internet and networking sites such as Facebook and Twitter have become source of major distractions for students.
S: They are thoughtlessly and uselessly wasting their precious time on these sites.
Which set of the following events occurs during the elongation step of translation?
P. Attachment of mRNA with the smaller subunit of ribosome
Q. Loading of correct aminoacyl-tRNA into the A site.
R. Formation of a peptide bond between the amino acyl-tRNA in the A site and the peptide chain that is attached to the peptidyl-tRNA in the P site.
S. Dissociation of the ribosomal subunits.
T. Translocation of peptidyl-tRNA from the A site to the P site of the ribosome.
Steps of Recombinant DNA technology are given below.
1. Identification and isolation of the genetic material.
2. Fragmentation of DNA.
3. Obtaining the foreign gene product.
4. Downstream processing.
5. Ligation of DNA fragmentation into the vector.
6. Isolation of desired DNA fragments.
7. Amplification of gene of interest.
8. Transfer of Recombinant DNA into the host cell/organism.
The correct sequence of steps is
Given below are six sentences, four of which (P,Q,R,S) are jumbled. Pick the option that gives the correct order of P,Q,R,S. 1 The site proposed at Miyapur is located close to the main road. P - The title deed of the land is clear and no litigation is envisaged. Q - Further, as there is a shopping complex close to the site, water and electricity may not be a problem. R - Firstly, it is easily accessible as it well connected to various parts of the city by three bus routes. S - Most important of all, the building adjacent to the site is also available on lease. 6 There is scope for expansion of the office as a plot of land on the north of the proposed site is a vacant at present.
Consider the following statements about DNA Sequencing: 1. DNA Sequencing is used to detect the presence of a complementary sequence by hybridization with a nucleic acid sample. 2. DNA sequencing is the process of determining the nucleic acid sequence - the order of nucleotides in DNA. Which of the above statements is/are incorrect?