True or False: Follicle cells on the dorsal side of the Drosophila embryo produce the Backless protein.

Q: Lateral inhibition and induction are key processes in embryonic development. Discuss two different…

A: Lateral Inhibition is the process in which a particular neuron is being stimulated and it's…

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: When an embryo is homozygous mutant for the gap gene Kr, the fourth and fifth stripes of the…

A: Segmentation in the Drosophila embryo is regulated by pair-rule genes and gap genes.

Q: A Drosophila egg that is bed lbcd may develop normally, but the adult fruit fly will not be able to…

A: Bicoid genes The bicoid gene or the bcd genes in drosophila are important genes that control the…

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: Using your knowledge of meiosis, explain why Drosophila progeny remain diploid? (2n=8)

A: The indirect process of cell division in which the chromosomes of parent cells divide once but…

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: A Drosophila embryo dies during early embryogenesis due to arecessive allele of a maternal effect…

A: Phenotypes and genotypes represents the traits that gets passed on from the parents to the progeny.…

Q: True or false about the following statements on Drosophila eye development     a. Hh, which is…

A: Here i discuss the statements about eye development in Drosophila. Note:- according to bartleby…

Q: This is one given problem on my homework assignment for developmental biology. Thank you for the…

A: Retinoic acid (RA) One of the first chemicals discovered in the modern period of experimental…

Q: Write a brief essay that discusses why you think gene-regulatory systems evolved in bacteria, and…

A: Bacteria are the prokaryotic organisms with the unicellular body.

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: Polarity of oocyte of Drosophila What is the difference between the anterior and posterior…

A: DNA is the genetic material in most living organisms. It is the information hub of the cell that…

Q: Discuss the role of homeotic genes in development. Explain what happens to the phenotype of a fruit…

A: The homeotic genes are the group of genes that regulate the formation of the anatomical structures…

Q: Presence of proximal and distal promoters in Drosophila melanogaster for alcohol dehydrogenase. Is…

A: Drosophila melanogaster is a species of fly in the family Drosophilidae. The species is often…

Q: Cleavage divides the eggs of vertebrates and many other animals into a cluster of separate cells. By…

A: An embryo in development is an excellent example of intricate biological self-organization and…

Q: The birth of this child prompted the Dentons' physician to order a chromosome study of parents and…

A: In order to fully understand the question being asked, we must recall the following information: (1)…

Q: Compared to a differentiated cell in the body, embryonic cells at the blastocyst stage have: O Less…

A: In the human embryo development, the preimplantation period is characterized by changes occurring in…

Q: If a genetic female fetus is exposed to testosterone in utero, would that individual develop a…

A: Men have noticeably more testosterone on average than women, despite the fact that testosterone is…

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: Explain the Drosophila genetics tool for gene expression known as the UAS-GAL4 system

A: The GAL4-UAS framework is a biochemical technique used to examine quality articulation and capacity…

Q: Describe with diagram the synaptonemal complex

A: As we know all living organisms are made of  basic unit of structure and function called as cell. To…

Q: Drosophila melanogaster has which four linkage groups?

A: The tendency of the genes to locate on the same chromosome, to stay together in the hereditary…

Q: Outline the three major mechanisms of cell fate determination in developmental genetics. please…

A: Mechanisms of cell fate determination. Autonomous specification, conditional specification, and…

Q: Discuss the molecular players in myogenesis. Specify their role in the process.

A: Embryonic stem cells are pluripotent cells that can differentiate and proliferate into different…

Q: Determine the correspondence of the gene X and gene Y to the mutant gene causing Trp-phenotype

A: An organism's genotype is influenced by its genome as well as by its environment. The physical…

Q: Describe two of the advantages of Drosophila as a model organism in genetics studies.

A: Drosophila a genus of two-winged flies also known as fruit flies because they gather around overripe…

Q: In Drosophila subobscura, the presence of a recessive gene called grandchildless (gs) causes the…

A: The grandchildless is an autosomal recessive condition (gs/gs). The males of the Drosophila…