Which of the following is NOT true for proto-oncogenes? O cause a gain in function O mutations are analogous to putting your foot on the accelerator O are dominant, so one allele causes effect mutations are analogous to taking your foot off the brake

Q: nzyme is needed for the Krebs cycle. It will be made following the directions contained in a gene of…

A: Cellular respiration is the process of breaking down glucose into carbon dioxide, water, and ATP,…

Q: The tryptophan operon is usually in the _______position and is inhibited by a/an_______ molecule.

A: Answer:  TRYPTOPHAN = It is an essential amino acid which is not readily synthesized by humans, we…

Q: e is constructing a diagram of the digestive tract of cattle. Her diagram includes a rumen, whic…

A: The addition to the diagram that would be useful for a model of the function of the rumen in the…

Q: you want to live forever and decide to make your cells telomerase active all the time. Expalin what…

A: Ageing is the degenerative process that is associated with progressive accumulation of deleterious…

Q: How do bacteria gain genetic variation What is an operon? Give one example and explain how it works

A: Introduction :- The difference in DNA between individuals or between populations is referred to as…

Q: A proto-oncogene is: a gene in the process of evolving into an oncogene     a gene that has…

A: Oncogene is the set of genes that if mutated or triggered due to overexpression can cause cancer. In…

Q: Pegard to bacteriophage lambda's decision to enter the lytic or lysogenic cycle, which of following…

A: INTRODUCTION A bacteriophage, or phage for brief , is a virus that infects bacteria. Like other…

Q: A gut epithelial cell line that has been genetically engineered to express a common…

A: Cholera is a bacterial disease characterized by diarrhoea and dehydration. The disease is caused by…

Q: Spontaneous mutations   a happen when the cell is exposed to UV light   b happen when the cell is…

A: Genetic material is nothing but the sequence of nucleic acids which is called as DNA. It contains…

Q: When tryptophan is present The trp operon is transcribed O The trp operon is NOT transcribed Only…

A: for the given question 4. Tryptophan is present and help in the turning on and off of the trp…

Q: the function of the small ribosomal subunits is

A:

Q: What choice best descirbes how genes are used in different cell types in your body. An example of…

A: Gene- Gene term was introduced by Wilhelm Johannsen in 1909 and the definition has been refined many…

Q: Transgenic animals used to produce insulin today are Saccharomyces cerevisiae Carthamus tinctorius O…

A: Introduction   Transgenic animals:- These are animals in which there has been a deliberate…

Q: Every cell contains all of the DNA for an organism. What controls when and how specific genes are…

A: Gene expression includes the transcription of DNA into mRNA followed by its translation into…

Q: When tryptophan levels in the cell are low   A the trp repressor will be bound and the operon…

A: DNA and RNA are nucleic acids present in the organisms. DNA is the deoxy ribose nucleic acid whereas…

Q: When a gene is duplicated resulting in two copies, there are three possible fates for the duplicate…

A: When a gene experiences duplication, the fate of the duplicate copy can change, driving to different…

Q: An enzyme is needed for the Krebs cycle. It will be made following the directions contained in a…

A: Step 1: Gene Transcription.The gene which comprises the enzyme inscribing instructions into m RNA…

Q: Myosin- A pröteln Compare the chromosomes and genes found in the red blood cells and the muscle…

A: GENES IN DIFFERENT BODY CELLS

Q: pseudogene is Group of answer choices a type of gene only found in humans a gene that can switch on…

A: Statement 1: Pseudogenes are only found in humans. FALSE. Pseudogenes are also found in bacteria.…

Q: You have isolated a strain of mutant yeast cells that divide normally at 25 degrees Celsius but…

A: Cell division is a normal process that occurs in all living organisms to produce new cells to…

Q: Below you will find the normal p53 gene found on chromosome 17 and a mutated version of the gene.…

A: To solve such questions, we should know the corresponding complementarity between the bases and that…

Q: Why does a muscle cell express a different set of genies compared to a white blood cell? Why do…

A: The muscle cells and the white blood cells comprise different sets of genies depending on different…

Q: Which of the following is a type of genetic change that may producean oncogene?a. Missense…

A: Answers d.) All of the above may produce an oncogene.

Q: 6. _____ is a DNA sequence. 1.Coactivator   2.Corepressor   3.Enhancer   4. Inducer…

A: Deoxyribonucleic acid or DNA is a genetic material present in each and every individual that…

Q: Which of these molecules is produced by a regulatory gene? O promoter O operator O operon O…

A: a gene that controls the creation of a protein (such as a genetic repressor) that limits the rate of…

Q: Complementation in trans   A can occur with any protein   B can occur with DNA sequences   C both…

A: Complementation test It is also called cis-trans test. In genetics, it is used to determine whether…

Q: 5

A: Recombinant forms of Oestrogen and Progesterone are used in post menopausal women. Recombinant…

Q: Which of the following does not contribute to preserving the memory of identity in a dividing cell?

A: It is important for a dividing cell to preserve its identity so that it can be correctly…

Q: Which of the following is a true statement? BRCA-1 and BRCA-2 mutations decrease risk of breast as…

A: Breast cancer is a complex and significant health issue that affects millions of women worldwide.…

Q: Short tandem repeat sequences (STRS) can be used for DNA fingerprinting because O they can be…

A: DNA fingerprinting, also known as DNA profiling or genetic fingerprinting, is a technique used to…

Q: 3. To date, which of the following events has likely had the largest epigenetic impact on the human…

A: First of all epigenetics means, it is one of recent genetics branch had been greatly studied in…

Q: Many human cancers result when a normal gene mutates and leads to uncontrolled growth (a tumor).…

A: Introduction  Cancer is a popular disease now a day. In the US, 1 in 2 women and 1 in 3 men develop…

Q: following is an example of epistasis?

A: Epistatis: It is defined as the the action of masking one gene upon expression of another gene. Even…

Q: A transgene is successfully integrated into the genome of an animal zygote. The transgene is under…

A: The foreign DNA (gene) is incorporated into a host organism by the process of recombinant DNA…

Q: One example of an oncogene is ras. Ras is a G protein that is activated when growth factors bind to…

A: Activating mutations in proto-oncogenes that cause growth. Protooncogenes are the genes which causes…

Q: Operons consist of O promoter and a series of genes O the central dogma O quorum sensing molecules O…

A: 26. promoter and a series of genes. 27. Repressible

Q: (select all correct answers) Which of the following mutant lambda phages can still go to lysogenic…

A: Option b is the right answer.

Q: Select the statements that describe the effect of copy number variation on human phenotypes. An…

A: Copy number variation means the number of deletions or insertions in the human genome which can…

Q: Mutations leading to changes that can be inherited by the next generation have be introduced at the…

A: There are four classes of biological macromolecules: nucleic acid, proteins, lipids and…

Q: cell's genome O contains all of a cell's DNA. O is defined as all the genes being used to make…

A: Microbes are microscopic organisms that cannot be seen with unaided eyes. They are present…

Q: What is the predicted function of the Duffy gene? O Cell Adhesion Molecule O Microfilament RNA…

A: Gene is the basic structural and functional unit of heredity. A gene exists as two alternative forms…

Q: Products of proto-oncogenes and tumor-suppressor genes can be     growth factors and growth factor…

A: Normal DNA contains a particular sequence of DNA. If the sequence of DNA is changed due to external…

Q: Why do cells have proto-oncogenes? What is their function? Use specific examples in your…

A: A gene is a normal gene found within the cell. There are several proto-oncogenes. everyone is…

Q: . While perusing the E. coli K12 genome sequence,you come across a gene with no known function.…

A: Genome is defined as an organism’s complete set of DNA with all of its genes present. This will…

Q: You are lovely little gene which makes the actin protein (the cytoplasmic cytoskeleton protein). You…

A: Introduction: Gene is a unit of heredity. It contains the genetic information. It is made up of DNA.…

Q: During high tryptophan, which segments of the leader peptide of the Trp operon form hairpins? O2 and…

A: Attenuation is a mechanism for reducing expression of the trp operon when levels of tryptophan are…

Q: S OLIVE ✓ 00:47:29 Labels Ras is an example Can become oncogenes Both copies need to be mutated to…

A: Introduction : Positive growth regulator mutations that lead to hyperactivity are frequently…