You inject bicoid MRNA into the posterior end of a fertilized fruit fly egg just prior to the first cleavage. How will the experiment affect Hox gene expression in this fly? How will it affect the fly embryo's anatomy? Explain your answer, demonstrating your understanding of the role bicoid and Hox genes play in development.

Q: Nanos is a strict maternal-effect gene in Drosophila; that is not transcribed in the embryo.…

A: The phenotypes of embryos with mutations in nanos can vary greatly, so it is important to predict…

Q: Compare and contrast how maternal-effect genes, gap genes, and homeotic genes affect Drosophila…

A: Homeotic genes are the class of genes present in Drosophila that direct the development of the…

Q: How did mutations in the Drosophila ANT-C gene complex provide researchers with information on the…

A: The embryonic development of drosophila is regulated by differential gene expression. These flies…

Q: Define what pluripotency is. And then provide an example that shows how pluripotency is relevant to…

A: Developmental Biology deals with the study of development and growth of individual from birth to an…

Q: What factor does NOT contribute to establishment of the hunchback gradient in the Drosophila embryo?…

A: To understand the establishment of the hunchback (hb) gradient in Drosophila embryos, it's essential…

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: You are studying Hox genes in crane flies (Leptotarsus testaceus). The cranefly genome is sequenced,…

A: To find: Where the homologue of EVE gene is expressed in cranefly embryos

Q: Exposing C. elegans to an RNAi molecule homologous to a non-protein-coding RNA gene resulted in the…

A: In biological research, several model organisms are used. E. coli is the most commonly used model…

Q: Match the following some are  redundant please explain why?: Axis specification Pattern formation…

A: The study of the process through which organisms grow and develop from a single cell to a mature…

Q: Determining the spatial and temporal expression pattern of a large set of genes during embryonic…

A: Embryology can be defined as a branch of biology which basically deals with the study of the embryos…

Q: Which is TRUE regarding developmental patterning in Drosophila and other organisms? O Most…

A: Drosophila is a model organism that can be used to study animal development. Many genes of…

Q: hich of the following correctly explains how gene expression can change in a differentiating cell in…

A: An embryo is the very first stage of a multicellular organism's development.

Q: If gene transcription is inhibited after fertilization, development past the two-cell stage does not…

A: The difference lies in the distinct developmental processes: gene transcription inhibition halts…

Q: Gene dosage—the number of copies of a gene that areactively being expressed—is important to proper…

A: The number of copies of a particular gene, present in the genome refers to gene dosage. A proper…

Q: You discover a new Drosophila mutant in which mouthparts are located where the antennae are normally…

A: In Drosophila there are large genes which help in formation of body parts and forming body axis .

Q: Prior to the work described here, what was the original purpose ofMorgan’s experiments with…

A: Chromosome theory of inheritance states that genes are found at specific locations on chromosomes…

Q: When Dorsal is translated, it is found throughout the embryo, not just on the ventral or dorsal…

A: The product of the dorsal gene is the actual protein that distinguishes the back (dorsum) from the…

Q: Could I get a detail explination on the findings of this repo gene used in the Drosophila embryo?

A: Glial cells are the major cells that regulate the neuronal functions. The changes in glial cells are…

Q: The early Drosophila embryo is a syncytium. Why is this significant? O a. it allows the segment…

A: The early Drosophila embryo is indeed a syncytium, which means it is a single cell with multiple…

Q: How did mutations in the Drosophila ANT-C gene complex provide researchers with information on the…

A: The existence of a gene complex in the proximal right arm of chromosome 3 of Drosophila melanogaster…

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: The loss-of-function Naked mutant in Drosophila lacks bristles. What is the most appropriate…

A: Answer. Cancer critical genes are grouped into two broad classes, according to whether the cancer…

Q: Which of the following illustrates the regulative nature of early mouse development? (a) the mouse…

A: The mouse has been used as a model organism to study the development of mammals.

Q: Match the following transcription factors whose expression during embryonic development leads to the…

A: A. Late expression in the limb bud gives rise to autopod- Homeobox a13( hoxa13) The autopod…

Q: In drosophila embryos that are null mutants for hedgehog (hh'/hh), expression of which of the…

A: In drosophila, segment polarity genes are those genes which act to specify the correct pattern of…

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: 1st. A bacteriophage lytic development cycle is determined by the expression of its genes. How are…

A: Introduction Bacteriophages (also known as phages) are viruses that specifically infect and…

Q: Briefly summarize the article below

A: Specificity protein 7 is required for proliferation and differentiation of ameloblasts and…

Q: How would you devise a screen to identify recessive mutations in Drosophila that result in embryo…

A: Fruit flies, or Drosophila melanogaster, are a good model for studying genetics and were chosen by…

Q: What are the relative merits of Drosophila, C. elegans, M. musculus, and Arabidopsis as model…

A: Model organisms are employed in research experiments to study a specific phenomenon where the…

Q: Maternal and zygotic mRNAs regulate embryonic development by determining major body axes. Two of the…

A: In the process of embryonic development, maternal and zygotic mRNAs play a crucial part in…

Q: HEAD THORAX ABDOMEN Bicoid Hunchback Giant Krüppel Knirps

A: Gene is a unit of heredity that is transferred from 1 generation to another, from parents to their…

Q: Runt is a Drosophila gene involved in development. Mutation of runt leads to an embryonic lethal…

A: There are three important class of segmentation genes namely - gap genes, segment polarity genes and…

Q: What is the function of the Pax 6 gene in the mouse eye reference to HOX gene

A: During early embryonic development, homeodomain proteins regulate gene expression and cell…

Q: Compare and contrast the experimental advantages of Drosophila and C. elegans in the study of…

A: The organisms that are generally used to carry out various experimental studies because they are…