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Biotechnology

Manipulating living organisms to produce a technical solution to a known problem.

3,003 Questions

Why is bioinformatics important?

Same reason any statistics is important. There is a lot of data to sift through so you invent tools to sift through that data for you.

If you have a genome form some organism that is 2 million bases and you are trying to annotate the genes it would take a long time to do this manually. To avoid this you write software or code your own program that will look at the letters and find an ATG (start) and TAG (stop) and annotate that gene for you.


A bit more complex than that and there other examples but that's basically it. There is too much data to look though on your own so you make computers do it for you.

What is the use of sarkosyl in DNA isolation?

Sarkosyl is a detergent commonly used in DNA isolation to disrupt cell membranes and release DNA. It helps solubilize membrane proteins and lipids, allowing for the extraction of pure DNA from the cells. By disrupting cell membranes, sarkosyl helps in the efficient extraction of DNA from various sources.

What is the hydrogen bond between adenine and thymine and cytosine and guanine?

I don't f*cking know, how about you pay attention in school f*cking retard!

Wow someone woke up on the wrong side of the bed your grades must ha ve really sucked. You should stop being such a loser.

Do introns and exons play any role in protein synthesis?

Exons are part of both prokaryotic and eukaryotic.

Introns are rarely present in the domain bacteria (common bacteria) while introns are present in some genes in domain archaea ("ancient" bacteria). Both are considered prokaryotic. No, they are only present on tRNA and rRNA.

What is the function of liquid detergent in genomic DNA extraction?

Liquid detergent used in the genomic DNA extraction, emulsify plasma membrane and nuclear membrane promoting lysis. SDS (Sodium Dodecyl Sulphate) is an anionic detergent used in DNA extraction. It removes the positive ions from the proteins, due to this protein loses its conformation and gets destroyed thus the cell membrane gets damaged and cell gets broken.

Can you do PhD after bpharm llb?

Yes, it is possible to pursue a PhD after completing a BPharm and LLB. However, you may need to demonstrate a strong research interest that aligns with the field of study for which you are applying for your PhD. Additionally, meeting the specific admission requirements of the PhD program you are interested in is essential.

How can I check am I using correct primer sequence in my PCR?

You can check the correctness of your primer sequence by performing a basic sequence alignment using bioinformatics tools like BLAST or tools provided by your institution. Additionally, you can run a PCR with your primers and sequence the resulting PCR product to confirm that the correct DNA region has been amplified.

Why are plasmid used as vectors vectors?

They are already tailor-made to insert DNA into another organism. Scientists hijack their mechanism and replace the original DNA/RNA with their own.

Agrobacterium tumefaciens causes crown galls in some plants, by inserting its DNA into the plant's genome. To make a vector from this plasmid, researchers removed everything that was not essential for this "inserting of DNA" and replaced it with various other genes.

What are the transgenic bacteria?

Transgenic bacteria are bacteria that have been genetically modified to contain genes from another organism. These genes are usually inserted to give the bacteria new functions, such as producing a specific protein or metabolizing a particular substance. Transgenic bacteria are commonly used in biotechnology and research.

Which is a genetic disorder that gene therapy may correct?

Cystic fibrosis is a genetic disorder that gene therapy may correct by introducing a healthy copy of the CFTR gene into cells to restore normal function in affected individuals.

What is an example of a disease that might be treated using gene therapy?

Cystic fibrosis is an example of a disease that might be treated using gene therapy. This genetic disorder affects the lungs and digestive system, and gene therapy could potentially be used to correct the underlying genetic mutation that causes the disease.

What is created by treating DNA with restriction enzymes to create fragments allowing them to travel in an agarose gel bed with electricity and capturing the results in a type of picture?

When DNA is treated with restriction enzymes, and the fragments are loaded onto a gel which is subjected to electrophoresis, we get a banding pattern of the DNA fragments with the farthest band (from the gel) of those fragments smallest in size.

What would the result be if a drug that blocks the action of polymerase was introduced into a virus-infected organism?

If a drug blocks the action of polymerase in a virus-infected organism, it would inhibit the virus's ability to replicate its genetic material, thus preventing the virus from making copies of itself. This would likely slow down or stop the spread of the virus within the organism, potentially helping the organism's immune system to control the infection.

Why does potato turn muddy green when tested with Benedict solution?

Potato turns muddy green when tested with Benedict's solution due to the presence of reducing sugars like glucose and fructose. The reducing sugars react with the copper ions in the Benedict's solution to form a green-colored precipitate called cuprous oxide.

What is the function of a vector in biotechnology?

In biotechnology, vectors are used to transfer and replicate specific DNA sequences in host cells. They act as vehicles to carry foreign DNA into host cells, facilitating the production of desired proteins or genetic modifications. Vectors play a crucial role in gene cloning, gene expression, and gene therapy applications in biotechnology.

What is tissue culture in biotechnology?

Tissue culture in biotechnology involves the growth of cells from plants or animals in a controlled environment, typically a nutrient-rich medium. This technique allows for the production of genetically identical cells or tissues, which can be used for various applications such as plant propagation, drug development, and research on cell behavior.

What is role of biotechnology in health sciences?

Biotechnology plays a crucial role in health sciences by providing advancements in areas such as drug development, personalized medicine, genetic testing, and disease diagnosis. It allows for the development of innovative treatments and therapies that can target specific diseases at a molecular level, leading to improved patient outcomes and overall healthcare.

Can humans technically touch anything?

Humans can touch most physical objects, but there are some things that are dangerous to touch, such as hot surfaces, toxic chemicals, or sharp objects. Additionally, there are objects that are too small to be touched or too far away to be reached.

A change in DNA sequence caused by a mistake in DNA replication or exposure to radiation or chemicals?

A mutation is a change in the DNA sequence that can occur due to errors in DNA replication, exposure to radiation, or chemicals. Mutations can have various effects on an organism, such as causing genetic disorders or contributing to evolutionary changes.

What does CG stand in genomes?

It depends on if you're referring to CG as an acronym or just a general reference to the genome. C, or cytosine, and G, or guanine, are two of the four bases that are the building blocks of DNA. An individual's genome, or his or her complete DNA code, is a series of these four bases. The other two are adenine (A) and thymidine (T).

Using "CG" in a different way, microarray technology is sometimes referred to as aCGH, which stands for "array comparative genomic hybridization". Microarray technology allows for the comparison of a test DNA sample against a partial control genome. This genome is represented by an array of probes, which are small pieces of DNA. How many probes one has in an array and which parts of the genome are represented customize the array to help a researcher/clinician interrogate the control sample for certain differences. They can be helpful in finding deleted or duplicated DNA material, for example.

What is AUFS in hplc?

AUFS stands for Agilent Universal Fit Sample loop. It is a type of sample loop used in high-performance liquid chromatography (HPLC) systems. AUFS sample loops are designed to be compatible with various types of HPLC systems, providing flexibility and ease of use.

How do organisms get rid of waste and take in materials it needs?

Organisms get rid of waste through processes like respiration, excretion, and defecation. They take in materials they need through processes like ingestion, absorption, and assimilation. These processes help maintain the balance of nutrients and waste in the organism's body.

What is western blot testing?

Western blot is an analytical method used to identify specific proteins on the sample. It is widely used in clinical labs to identify pathogens in the patient sample to conclude what disease it is. It is a powerful technique used in research labs.

What factors affect membrane fluidity?

Factors that affect membrane fluidity include temperature, lipid composition (such as saturated vs unsaturated fatty acids), cholesterol concentration, and presence of other molecules like proteins or carbohydrates. Higher temperatures increase membrane fluidity, while saturated fats and higher cholesterol levels tend to decrease fluidity. Proteins and other molecules within the membrane can also influence its fluidity.