The figure below shows the distribution of proteins during embryo development in Drosophila. These proteins  are encoded by which types of genes? Which proteins regulate the expression of these genes?

Q: What would be the most likely effect of inhibiting the translation of hunchback mRNA throughout a…

A: A gene is the basic functional, and physical unit of heredity and it is small sections of DNA that…

Q: In flies, the gap gene kruppel is expressed in a broad band in the middle of the embryo with giant…

A: Segmentation in Drosophila is a result of hierarchical and location specific expression of genes.…

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 .…

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A: Maternal effect genes are the genes present in the genome of the mother and are responsible for the…

Q: What are some other ways that a cell controls which genes are expressed?

A: Introduction  A gene is nothing but a specific sequence of deoxy ribose nucleotides and which is…

Q: <pression of a homeotic gene in the wrong tissue in Drosophila results in the development of an…

A: INTRODUCTION Homeotic gene, any of a group of genes that control the pattern of body formation…

Q: In mice, the copy of the Igf2 gene that is inherited from the mother isnever expressed in her…

A: The unit of heredity is a gene. These genes account for different phenotypic and genotypic…

Q: Explain how epigenetic modifications are involved in developmentalchanges that lead to the formation…

A: Epigenetics can be defined as the study of heritable phenotype changes that do not involve any…

Q: Some hormones act by binding to the promoters of particular genes in such a way that RNA polymerase…

A: Hormones are the organic substances that are produced in small amounts by specific glands, which are…

Q: What group of proteins play a key role in controlling the program of developmental changes? motor…

A: Introduction:-  Gene expression is the process by which the instructions in our DNA are converted…

Q: Can I get a paragraph about the Repo protein that is used in Drosophila melangaster?

A: REPO (reverse polarity) is a paired-like homeodomain protein expressed in the glial cells of…

Q: In Drosophila, both fushi tarazu (ftz) and engrailed (eng) genes encode homeobox transcription…

A: In this two genes are involved. Those are ftz and another one engrailed genes which encode for…

Q: Describe the relationship between homeotic genes in Drosophila and in mice.

A: Homeotic genes are the regulatory genes that play an important role in the regulation of the…

Q: Describe the appearance of a Drosophila embryo, in which the knirps gene protein-coding sequence has…

A: Gene is a functional unit of heredity. A gene is a sequence of nucleotides in genome that codes for…

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: 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: The MyoD gene in mammals plays a role in skeletal muscle-cell differentiation, whereas the Hox genes…

A: Genes are the functional units present in the genome of an organism. They can code for proteins or…

Q: The floral homeotic genes of Arabidopsis belong to the MADS-box gene family, while in Drosophila,…

A: Flowers are short, specific tomahawks bearing firmly amassed sporophylls. They are commonplace for…

Q: Propose one or more explanations for why Hox genes exhibit a relation between their order on the…

A: Gene is a functional unit of heredity. A gene is a sequence of nucleotides in genome that codes for…

Q: Draw a diagram to illustrate how a concentration gradient of a transcription factor along the…

A: In drosophila the anterior posterior axis is determined before birth due to its maternal effects…

Q: Which of the following statements is incorrect? a. Some gene expression patterns can be passed to an…

A: The epigenetic regulation of gene expression is considered a very common process. This plays a major…

Q: Another way to study the role of proteins (e.g., transcription factors) that function in development…

A: Proteins are macromolecules formed by the long chain of amino acids and are the functional product…

Q: The gain-of-function ANTP mutant in Drosophila has legs growing in the place of antennae. What is…

A: Hox genes are the genes which contain homebox sequence and these are responsible for the…

Q: In mammalian females, the majority of one X chromosome's genes are shut down in a process called X…

A: Step 1-  In mammalian females , the majority of one chromosomes gene , are shut down in a process…

Q: How can three transcription regulators during development create eight different cell types?

A: The expression of genes is regulated mostly at the promoter of the genes by the transcription…

Q: Explain Cell signaling during Drosophila eye development?

A: In spite of the fact that Hedgehog (Hh) signalling is fundamental for morphogenesis of the…

Q: Give examples of genes that affect development in fruit flies by regulating gene expression at the…

A: Gene is a functional unit of heredity. A gene is a sequence of nucleotides in genome that codes for…

Q: Distinguish among maternal effect genes, segmentation genes, and homeotic genes in Drosophila.

A: The pattern along the eventual head to tail (antero-posterior) axis of the flies Drosophila…

Q: Explain the functional roles of maternal-effect genes, gap genes, pair-rule genes, and…

A: The organism Drosophila melanogaster is also known as the fruit fly. These flies are easy to…

Q: An embryologist measures the concentrations of three morphogens (A, B, C) in a row of cells across…

A: Genetics is a branch of science that deals in the study of genes, heredity, and genetic variation of…

Q: How does controlling gene expression alter the overall protein level in the cell

A: The process of gene expression consists of transcription and translation. Transcription is the…

Q: Explain what a morphogen is, and describe how it exerts its effects. What do you expect will happen…

A: It is a chemical which can cause or determine morphogenesis.

Q: Transcription factors such as myoD control gene expression in which of the following ways? Group of…

A: Myoblast determination protein 1 (myoD) is a transcription protein that helps in muscles…

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: Signal transduction pathways are important mechanisms for cell-to-cell communication in…

A: thus multicellular organisms where cell-cell communication allows cells to coordinate with different…

Q: A key event that initially determines female or male development in Drosophila is the a.…

A: DEVELOPMENT IN DROSOPHILA:- The life cycle of Drosophila has a number of stages:- 1)Embryogenesis…

Q: A mutation occurs in the Drosophila doublesex gene that prevents Tra from binding to the dsx RNA…

A: Any alternation in the sequence of nucleotide in the genome of any organism is said to be mutation.…

Q: What would be the effect of deleting the toll gene in Drosophila embryos?

A: What are toll genes? Toll is a maternally required Drosophila gene that encodes a transmembrane…

Q: Will a mutation in this gene display a defect in the mother with the mutation, or in her offspring…

A: Maternal effect of genetic and phenotypic expression usually determines certain characteristics…

Q: Homeotic genes(A) encode transcription factors that control the expression ofgenes responsible for…

A: Gene is the basic subunit of the chromosome and it refers to the nucleotide sequence. It is known to…

Q: Person A expresses a gene that can regulate the expression of multiple language genes. What could be…

A: Humans have unique natural ability to develop high complex linguistic systems. It is an ability that…

Q: How have we discovered that specific genes control development in an organism like Drosophila?

A: Genetics is a branch of the biology involved in the study of genes, genetic variation, and heredity…

Q: What would be the most likely result of injecting bicoid mRNA into the posterior end of a Drosophila…

A: Various different genes regulate the formation of dorsal-ventral surface and anterior-posterior…

Q: In the early Drosophila embryo, there seems to be no requirement for the usual forms of cell–cell…

A: Drosophila is the genus of fly that belongs to the family of Drosophilidae that is commonly known as…

Q: Aurora A Aurora A is a protein that acts as a kinase (transfers phosphates to molecules). Many types…

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Q: How may genes play a role in the susceptibility of inheriting cancers? The reproductive system…

A: Cancer is a disease in which the body's cells grow out of control and spread to other tissues. Any…

Q: With respect to the genes that guide development of the embryo (developmental regulatory genes),…

A: 1) Nucleus. 2) DNA. 3) Receptor on target cells. 4) Shape

Q: In the  gene in the fruit fly (Drosophila) called antennepedia. It controls the formation of which…

A: Mutations can be defined as the alteration in the sequence of the nucleotide of the genome.…