Describe the formation steps of the dorso-ventral axis during development in Drosophila.

Q: Explain why maternal effect genes exert their effects during theearly stages of development

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

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: 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: At which stage of development does the Id protein function? Why is its function important?

A: Inhibitor of DNA binding (ID) proteins are a family of highly conserved transcriptional regulators…

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: describe the arrangment of Hox genes on each chromosome in mammals in relation to their expression…

A: Hox genes are group of related genes that determine the basic structure and the composition or…

Q: Explain how an understanding of cell lineages in Caenorhabditis elegans aids in the identification…

A: Step 1 Caenorhabditis elegans is a free-living nematode that has two sexual forms a self-fertilizing…

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: What role does induction play in development?

A: Induction is the developmental process by which specific tissue types affect the development of…

Q: Early development depends on the temporal and spatial interplay between maternally supplied material…

A: Gastrulation is the process during which three cell layers develop in the embryo: these three germ…

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: Gradients of morphogens can be preestablished in the oocyte. Also, later in development, morphogens…

A: A substance whose non-uniform distribution governs the tissue development in the pattern formation…

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: Briefly describe the reciprocal signal transduction pathways that establish parasegmental boundaries…

A: Drosophila embryogenesis, is a process by which fruit fly (Drosophila) embryos are formed, is a…

Q: Explain Cell signaling during Drosophila eye development?

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