Dnmt3 codes for a methyltransferase reproduction. If there is no inhibition, Dnmt3 into honeybee larvae? a male drone or a female worker female queen a male drone a female worker or a queen a female worker in bees. Worker bees are the result of inhibition of expression of genes related to size and a queen develops. Males result from haploid eggs. What do you expect would develop if you injected

Q: Some animals like C. elegans, do not have 5-methylcytosine, but do have methylated adenine. It is…

A: DNA methylation is known as epigenetic mechanism. It occurs when a methyl group is added to DNA and…

Q: What would be the likely phenotypic effect of a mutation in HOTAIR and prevented it from binding to…

A: HOTAIR (HOX antisense intergenic RNA) is a long non-coding RNAs with 6 exons and 2158 nucleotides…

Q: The gene that encodes the enzyme called tyrosine hydroxylase is known to be activated by the CREB…

A: The central dogma of molecular biology explains the flow of genetic information through the…

Q: Which of the following is TRUE about eukaryotic gene expression?

A: Eukaryotic Gene Expression is one of the most complex processes because every cell in the body had…

Q: Explain how DNA methylation and the formation of a DNA loop control the expression of the Igf2 gene…

A: ANSWER - Before giving the answer there are few words which we have to understand .…

Q: You are studying a protein called Fatransformase that affects the saturation of phospholipds in…

A: Genes are present in DNA which undergoes transcription and translation to make a protein. This is…

Q: Which of the following DNA regions is NOT involved in gene expression regulation in eukaryotes?…

A: Promoter-proximal elements are the DNA sequences present in eukaryotes. These are located close to…

Q: Genistein is a compound found in soybeans that is known to increase the expression of a protein…

A: Breast cancer is a agressive type of cancer with high malignant potential but due to advancement in…

Q: Transcriptional repressor proteins (e.g., lac repressor), antisense RNA, and feedback inhibition are…

A: The antisense RNA, transcriptional repressor proteins, and feedback inhibition are different…

Q: eproduce and spend their lives collecting food, tending the queen, and raising her offspring. ertain…

A: Honey bees are eusocial insects that live in a Colony. The colony consists of two types of females -…

Q: at deal about what aspects of gene expression typical to all organisms? Options:   higher order…

A: Mating types in yeast is switched over by the changes in MAT locus that occurs by the changes in…

Q: Yeast cells are grown with galactose as the sole carbon source and ATP levels are abundant. Describe…

A: GAL genes: The GAL genes, which include structural (GAL1, GAL10, GAL2, and GAL7) and regulatory…

Q: Which statement is correct about expression of a gene regulated by Gal4? O Galactose increases gene…

A: In yeast the transcriptional activator GAL4 binds to the upstream activating sequence of the gal…

Q: Harry Potter speaks parseltongue(he can talk to snakes). Dumbledore explains that this is because…

A: Language is an example of a trait that is learned and developed throughout a lifetime. Language is a…

Q: Although each cell in your body contains the same set of genes, the genes that are “turned on”…

A: Genes are the sequence of nucleotide found on our DNA which is capable of undergoing transciption…

Q: which of the following correctly describes how protein kinase A can activate genes? A: nuclear…

A: By activating cAMP-dependent protein kinase-A (PK-A), which is activated when cAMP binds to the…

Q: Imagine that you are working with DNA sequences of membrane proteins) and have the technology to…

A: Protein synthesis can be mediated by membrane free ribosome or membrane bound ribosome. Actually the…

Q: List the following steps of gene expression in eukaryotes in chronological order. Also indicate…

A: RNA processing refers to the series of events where the pre-mRNA is converted to mature RNA by…

Q: Choose ALL of the TRUE statements below. O All animal cells (except gametes and blood cells) contain…

A: Gene expression is the process by which a cell reads the genetic instructions written in DNA through…

Q: Which of the following applies to the female sex determination in Drosophila melanogaster fruit…

A: Sex-lethal (Sxl) is the master switch gene for somatic sex determination in Drosophila melanogaster.…

Q: enzyme (Tyr 15 of phorylated, the en- -ylation state of any lows replication. The role of Cdk…

A: The cell cycle is highly regulated by different regulatory proteins that includes the cdc2 and…

Q: What is the most likely method by which a gene produces red eyes in fruit flies?

A: Answer is C.  Mutation changes the coding sequence of the genes so that it codes for red protein…

Q: e homeotic mutation Antennapedia causes mutant Drosophila to have legs in place of antennae and is a…

A: Dominant gain-of-function mutations affect just one copy of an allele and result in the production…

Q: A loss of function mutation in the gene for the yeast regulatory protein GAL4 causes yeast to grow…

A: Regulatory protein GAL4 GAL4 regulatory protein in a positive regulatory protein. When it binds with…

Q: You are in a research lab studying the function of the mutated form of a receptor called Protein X,…

A: Protein X can be the Thyroid hormone receptor. The correct option is d.  Thyroid hormone is…

Q: Which of the following statements is/are true about gene regulation in bacteria? Choose all that…

A: Gene regulation refers to the mechanisms that act to induce or repress the expression of a gene. It…

Q: Which of the following is not a general description of the gene expression regulation mechanisms…

A: Gene expression regulation mechanisms helps to maintain the  rate of gene expression or to regulate…

Q: Which of the following is NOT a reason cells regulate gene expression at a level other than the…

A: Introduction :  A functional gene product is created through the process of gene expression…

Q: Which of the following is not true? ○ In a somatic cell, imprinted genes are not expressed because…

A: Here's the analysis of each statement:In a somatic cell, imprinted genes are not expressed because…

Q: A cell has evolved in an environment that lacks a particular food source. However, when given this…

A: Lac operon:  In E. coli and other enteric bacteria, the lactose operon (lac operon) is required for…

Q: What would happen to an insulator (for example, like the ICR between the Igf2 and H19 genes) if it…

A: Insulator are cis-regulatory elements. Upon binding by insulator binding proteins, they prevent…

Q: What is a regulatory enhancer?

A: Gene expression It refers to the process by which information from a gene is utilized in the…

Q: The GAL gene system in yeast is used to metabolize galactose. In the prese galactose, the GAL genes…

A: In order to study the gene regulation in eukaryotic cells, normally yeast cells are used in the lab.…

Q: O A. Screen thousands of strains for a spontaneous unc-22 mutation O B. Soak worms in mutagenic…

A: In RNA silencing microorganisms are used to silence or negatively affect the gene expression. It is…

Q: person a express a gene that can regulate the expression of multiple languages what could be the…

A: A gene can be defined as the basic unit of heredity. It comprises sequences of nucleotides present…

Q: A disease is caused by having no functional protein produced from the kip gene. An individual has…

A: Mutations are alterations in the DNA sequence of an organism. Small changes, such as adding or…

Q: Fruit flies with DNA transposons known as P elements are known to have 1.gene silencing factors in…

A: P elements - these are transposable elements  that were discovered in drosophilia as the causative…

Q: The methylation of a promotor: is random; sometimes the promotors are methylated and sometimes…

A: methylation of DNA has been associated with silencing of the gene expression and methylated DNA is…

Q: A translocation mutation results in a silencer being inserted just upstream of the promoter of a…

A: When a repressor protein binds to the silencer region of DNA,  polymerase is prevented from…

Q: Which of the following proteins is a combinatorial transcriptional regulator in Drosophila that…

A: There are few important points : Combinatorial transcriptional regulator : It is a particular…

Q: Gene expression in mammals can be increased by which of the following mechanisms?…

A: Nucleosome is the packaging unit in eukaryotes. It is a fundamental subunit of chromatin.…

Mitochondrial Mutations

A mitochondrion is a cellular organelle that serves as the site for cellular respiration and energy production (ATP or Adenosine Triphosphate). It is a double-membrane-bound organelle and is only present in eukaryotic cells.