Q: What is the difference between a maternal-effect gene and a zygotic gene? Of the following genes…
A: Genes are the basic biological unit of heredity. They are a segment of deoxyribonucleic acid (DNA)…
Q: Explain the X-Linkage in Drosophila ?
A: X-linkage is the sex linkage that involves X chromosome. X linkage is the genetic factor or gene…
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: Describe the formation steps of the dorso-ventral axis during development in Drosophila.
A: The mother fly produces oocytes that have already got anterior-posterior and dorsal-ventral axes…
Q: Describe the formation steps of the primary axis that first occurs during development in Drosophila…
A: Embryos produce different types of cells and functional tissues and organs are formed by these cells…
Q: What are some of the major impediments to genetically modifying human embryos?
A: Genetic sequences of the organisms regulate their genetic traits.
Q: Which of the following statement(s) is/are true with regard to positional information in Drosophila?…
A: Positional information is a signal which is received by each and every cell of the body in an…
Q: What type of genes regulate the development of anatomical segments and structures in an organism,…
A: Genes are the hereditary unit of life made up of nucleotide. These are transfered from parents to…
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: why is gene regulation necessary in the development of multicellular organisms?
A: Introduction :- Gene regulation is a process through which , expression of genes is controlled by…
Q: How does methylation affect development in terms of epigenetics, cancer, and general development?
A: Methylation of DNA causes gene silencing means expression is suppressed. Methylation is associated…
Q: What are Homeotic Genes ?
A: Segmentation genes regulate expression of other genes, ensuring that they are active only in…
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: How does the array of transcripts differ between tissues located in different regions of the embryo,…
A: Human genes have multiple transcription start and polyadenylation sites, as well as alternatively…
Q: What is positional information? Discuss three different ways that cells obtain positional…
A: Drosophila is a commonly used model organism for studying developmental biology and genetics. The…
Q: What role does induction play in development?
A: Induction is the developmental process by which specific tissue types affect the development of…
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: Suppose someone identifies a “gene for” certain aspects of development. How might that statement be…
A: A gene is a specific sequence of nucleotides of a DNA that is expressed. While DNA is found inside…
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: 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: How is it that asymmetric cell division influences gene regulation? What are the factors that…
A: The mechanism by which a parent cell splits into two or more daughter cells is cell division. As…
Q: You cause a mutation in the bicoid gene in a Drosophila embryo. What effect will this have on this…
A: The members of Drosophila are called "fruit flies." Drosophila embryogenesis is the process by which…
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: You find a new gene and want to know if it is expressed in the nervous system of Drosophila.What do…
A: Gene expression is a process in which the genetic instructions of genes are utilized to manage…
Q: gap genes, pair rule genes, segment polarity genes, and homeotic genes in Drosophila development.
A:
Q: What will be the effect on sexual development in newly fertilized Drosophila embryos if the…
A: In Drosophila, sex determination is achieved by a balance of female determinants on the X chromosome…
Q: What is the difference between genetic maternal effect and genomic imprinting?
A: Gene is a fundamental physical and functional unit of heredity. Genetic disorders and all physical…
Q: What are some master genes important in embryonic development?
A:
Q: How does the study of maze bright and maze dull rats raised in different cages show us that…
A: Individual behavioral variations were thought to be a result of environmental, rather than genetic…
Q: How do homeobox genes control segmental identity in drosophila embryo?
A: Homeobox genes encode DNA binding proteins that regulate the gene expression and controls…
Q: Where are there over 250 species of fruit flies (Drosophila)?
A: Drosophilidae, which members are often referred to as "small fruit flies”. Drosophila melanogaster…
Q: What experiments suggested that genes are not lost or permanently altered in development?
A:
Q: How is lozenge eye in drosophila an example of pseudoallelism?
A: Pseudoalleles are formed by duplication of a gene which further evolved to develop new functions.…
Q: What are some master genes important in embryonic development? Discuss.
A: INTRODUCTION HOX gene HOX genes are the master gene involved in embryonic development in animals.…
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…
Q: How does the evolutionary relationship between mice and humans overcome some of the difficulties in…
A: In human and mice physical similarities are Available.Also they are genetically similar. In clinical…
Q: If we Remove transcription in the development equation, will an organism continue to exist?
A: DNA and RNA are the nucleic acids that are composed of nucleotides. DNA contain different genes that…
Q: Describe the expression pattern of the Drosophila geneeve in the early embryo.
A: Drosophila development involves the specification of early embryonic cells by various cytoplasmic…
Q: What is the process of gene expression? and what role does RNA play in gene expression?
A: Gene expression involves two important processes that are transcription and translation. Both…
Q: What would you predict to be the phenotype of a Drosophila larva whose mother was homozygous for a…
A: Drosophila melanogaster is a common fruit fly. It is most common subject used in majority of genetic…
Q: What controls hox genes expression in vertebrates?
A: DNA is the genetic material in most living organisms. It is the information hub of the cell that…
Q: Suppose that a newly identified mutation in humans causes formation of tooth tissue in the nasal…
A: Gap genes, segment polarity genes and maternal effect genes play crucial roles in gene expression in…
Q: The anterior–posterior axis of a Drosophila embryo is first established by certain (a) homeotic…
A: Drosophila is an important organism in developmental genetics research because it has a short life…
Q: There is a gene in the fruit fly (Drosophila) called antennepedia. It controls the formation of…
A: Drosophila melanogaster or common fruit fly or vinegar fly is one of the species of fly. They belong…
Q: Discuss how the anterior portion of the anteroposterior axis is established in Drosophila. What…
A: Genes come in pairs and are responsible for the inheritance and expression of the associated…
Q: It seems that developmental genetics boils down to a complex network of gene regulation. Try to draw…
A: The developmental genetics of Drosophila is a complex network of genes which are regulating the…
Q: If the HoxA3 and HoxD3 genesare equivalent, how do you suppose they can play suchdistinct roles in…
A: Gene is the structural and functional unit in the DNA. Genes are composed of nucleotide nitrogenous…
Q: In the introduction to this chapter, we discussed the role of famine during early prenatal…
A: Chromosomes are long thread-like structures that carry coded genetic information in the form of DNA.…
How have we discovered that specific genes control development
in an organism like Drosophila?
Step by step
Solved in 2 steps
- Explain the functional roles of maternal-effect genes, gap genes, pair-rule genes, and segment-polarity genes in Drosophila development.If we Remove transcription in the development equation, will an organism continue to exist?How can three transcription regulators during development create eight different cell types?
- The anteriorposterior axis of a Drosophila embryo is first established by certain (a) homeotic genes (b) maternal effect genes (c) segmentation genes (d) proto-oncogenes (e) pairrule genesHow do changes in gene expression relate to cell differentiation and specialization? Does every human cell have the same DNA, RNA or proteins?List the stages of Drosophila development.