What is a reverse turn? Draw two types of reverse turns.

Q: What is the Delta variant and how is it impeding on getting things back to "normal"?

A: The disease is a condition that is caused by a deviation from the normal. Majority of the disease is…

Q: Why is the davson Danielli model wrong?

A: The Davson–Danielli model also known as paucimolecular model of the plasma membrane was proposed in…

Q: What base pairs in substitution mutation for tay Sachs get switched?

A: Answer: Tay Sachs disease = It is an autosomal recessive disorder that affects the central nervous…

Q: What are Ligation points ?

A: Ligation is the joining of two nucleic acid fragments through the action of an enzyme Ligase.

Q: List three rules for designing primers?

A: A primer is short ,single strand DNA sequence used in the polymerase chain reaction. Primers are…

Q: What is Cretinism ?

A: Hormone is a chemical substance secreted in the body that controls and regulates the activity of…

Q: describe the telomere shortening problem and how it is solved by telomerase?

A: Telomeres are repetitive sequences of DNA (none coding) strand that protect the chromosome from…

Q: What is an insertion mutation?

A: Any permanent change in a sequence of DNA is termed a mutation. DNA is found in all organisms, and…

Q: what is dosage compensation.?

A: Sex of an organism in various species depends on the type and number of sex chromosomes. In species…

Q: What is the transformation?

A: Transformation and selection of microbes are key advances in DNA cloning. DNA cloning is the way…

Q: What does the pink band in a FTM indicate?

A: Thioglycolate broth is an enriched, and differential medium, which is used to determine the…

Q: What is terminal deletion in genetics?

A: A single break may cause terminal deletion; but, due to the need for specific chromosome tips…

Q: What is A hypermorphic mutation?

A: The mutations are classified based on their behavior in terms of genetic interactions. The Nobel…

Q: What is a driver mutation?

A: Mutations are defined as the change in the sequence of DNA of an organism due to any environmental…

Q: Why is the placement of the trp operator important?

A: Trp operon It constitutes five genes that are responsible for encoding enzymes required for…

Q: What are primer dimers? How are they formed?

A: PCR stands for polymerase chain reaction. It is used to amplify the region of gene.

Q: What is an anomer? Are these two models anomers? Explain.

A: Stereoisomerism or spatial isomerism is a form of isomerism in which molecules have the same…

Q: What is the effect of operator mutants?

A: Step 1 Genetic material has a number of functional units called operons, like- lac operon, trp…

Q: What are the five advantages of the belt transect over the line transect?

A: Belt transect is a method used to estimate the distribution of organism.

Q: What is meant by the phrase reading frame?

A: The genetic sequence is comprised of nucleotides, which are joined together to form polynucleotides…

Q: Is Down syndrome a mutation?

A: The genetics is the branch of biology that deals with the study of genes, genetic variation and…

Q: What are mutation breeding?

A: Mutations are changes that occurs in the deoxyribonucleic acid (DNA) sequence, either due to…

Q: What is the definition of BMR and what does BMR stand for

A: Metabolism involved anabolism (synthesis of molecules with consumption of energy, few number of…

Q: So which of the options is correct?

A: A seizure is an abnormal electrical discharge in the brain. Symptoms of a seizure vary depending on…

Q: What are the advantages and disadvantages of using indented and bracket type dichotomous key? What…

A: Key are the vital and inseparable part of taxonomy that help to identify the unknown species and…

Q: What causes the genetic disorder Down syndrome?

A: A disease is an abnormal condition of the body or body that does not work properly and causes a…

Q: What is “Insertional Inactivation”?

A: Recombinant DNA technology is the joining together of DNA molecules from two different species. The…

Q: What are the 2 steps in an acrosome reaction?

A: Fusion of acrosomal vesicle with egg cell membrane where acrosomal enzymes are released : Egg jelly…

Q: what is reverse mutation?

A: The deoxyribonucleic acid (DNA) is the hereditary unit of an organism composed of the nucleotides…

Q: What is Kozak sequence ? who invented this ?

A: Introduction  The process of transcribing the mRNA into protein is called Translation. There are 3…

Q: What causes short stature in Turner syndrome?

A: Answer: Introduction: Turner syndrome (TS) is commonly found chromosomal disorders. It appears…

Q: Which of the following is an example of codominance? Select

A: In the codominance both the alleles are expressed in heterozygous state. The alleles are neither…

Q: What is called mutation breeding?

A: A mutation is a sudden and inheritable change in the DNA molecule. This change is brought about by…

Q: What is thought to be the primary purpose of telomeres?

A: Telomers are considered as the end part of the DNA or chromosome.

Q: What is fusion mutation?

A: Introduction Mutation can be defined as the change in the DNA sequence or a structural change…

Q: What is the reduction division? Why is it necessary??

A: Cell division is the process by which a parent cell divides into two or more daughter cells.

Q: Why does they errors occur?

A: Safety errors can be caused by a myriad of reasons in ambulatory healthcare. We need to constantly…

Q: how is the correct order to arrange the steps

A: Step1  position the unit away from heaters and atleast 12 inches away from wall. Step 2 Locate the…

Q: Why are there two bands in the first lane and only one band in the second lane?

A: The bands in the given diagram are biomolecules separated according to their weight.

Q: What is a vector? Give an example of a vector.

A: Microbiology is the study of living organism which cannot be seen through naked eyes. These…

Q: What is the F factor in genetics?

A: Bacteria have extrachromosomal DNA beside their chromosomal DNA. These independently replicating…

Q: What is dominant mutation ?

A: A dominant gene or a dominant version of a gene is a particular variant of a gene which expresses…

Q: What is the Lineweaver-Burk plot and what does it tell us?

A: The study of the rate of enzyme-catalyzed biological reactions is known as enzyme kinetics. In…

Q: What interpretation of the result?

A: Answer: RBS test - It stands for Random Blood Sugar test that measures the glucose level in the…

Q: What is a ”profile probability,” and what information is required in order to calculate it?

A: Profile probability is the term associated with the discipline called forensic biology. It is one of…

Q: What is the E-value of the sequence, what does your E-value reflect and what’s the importance of an…

A: Bioinformatics is the branch of science that deals with the genome, gene, and protein sequences. It…

Q: what is an inversion loop ?

A: Introduction Inversion: when there is breakage and inverted rearrangement occurs in the chromosome…

Q: What do the asterisks (*) denote in the alignment? (Mention 2 points at least)

A: DNA  It made the genome of an organism. It mainly made up of four nucleotide bases adenine, guanine,…