Analysis of Hunchback mRNA expression tells us what about Hunchback gene expression? That the Hunchback gene is always on That the Hunchback gene is not expressed in the fruit fly That the Hunchback gene is turned on and off during development Nothing

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: 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 .…

Q: The Gap in knowledge tackled by the "Eyeless" paper was to determine O Whether eyes can be generated…

A: The Drosophila, eyeless (ey) gene codes for a transcription factor and shows similarity with the…

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: Future kidney cells and heart cells can differentiate into their respective specialized cell types…

A: Transcription factors are a frequent mechanism for cells to respond to information from outside the…

Q: Many genes important in development are regulated by effecting their mRNA. What is the mechanism…

A: The regulation of gene expression is a fundamental process that underlies many biological phenomena,…

Q: What is true about positive control of gene expression? O Under positive control, gene expression…

A: When the activity of particular factors has a positive impact on gene expression, this is referred…

Q: We know quite a bit about Notch/Delta and Hes gene oscillations during embryonic development. What…

A: Embryogenesis includes coordinated cycles of cell proliferation and differentiation. Mammalian Hes…

Q: eukaryotes control transcription

A: Transcription in the eukaryotic cells is controlled by various ranges of regulation in which the…

Q: The mutation to the pelvic switch region of the Pitx1 gene affected which stage of the gene…

A: The PITX1 gene gives instructions for manufacturing a protein that is important in the development…

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: Which of the following is false regarding enhancers? Enhancers can be located upstream or downstream…

A: An enhancer is a short region of DNA that can be bound by proteins to increase the likelihood that…

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: 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: Testosterone is a hormone that affects gene expression. Only some cells in your body are affected by…

A: Testosterone is a type of hormone released by the human body. It’s essentially synthesized in men by…

Q: Dnmt3 codes for a methyltransferase reproduction. If there is no inhibition, Dnmt3 into honeybee…

A: Introduction   The DNA methylation at CpG (cytosine-phosphate-guanine) causes gene silencing. This…

Q: Master regulatory genes play critical roles in development. Predict the MOST likely fate of a fly…

A: Regulator genes as the name suggest help in controlling the expression of other genes, all genes are…

Q: Different patterns of activator and repressor binding the enhancer and silencer sequences,…

A: Gene expression is the process through which information stored in our DNA is translated into…

Q: Explain how DNA methylation can regulate gene expression in a tissue-specific way. When and where…

A: Introduction  Expression of gene is highly under control by various mechanisms such as histone…

Q: 19

A: The objective of the question is to understand the role of enhancers in gene expression and how they…

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: 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: JCVere ueveloph developmental

A: A cell to cell interaction is the direct communication of the surfaces of the cell which is…

Q: HAT48 is a histone acetyltransferase that binds DNA next to the promoter of the OVU3 gene. Likely,…

A: Acetyltransferases are the enzymes that catalyze the transfer of acetyl groups. Histones are the…

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: How does position effect influence gene expression? TI The movement y! CDC The movement of the…

A: ANSWER : The correct option is: All of the above answers are correct

Q: Which of the following is not true? ○ In a somatic cell, imprinted genes are not expressed because…

A: Here's the analysis of each statement:In a somatic cell, imprinted genes are not expressed because…

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: Which of the following statements about sex determination in Drosophila is false?     Males…

A: Sex determination is determined by, cells from females contain two X chromosomes, and cells from…

Q: You have a gene normally expressed in liver cells that you wish to express in a muscle cell. What…

A: Answer: GENE EXPRESSSION = When we select a gene and express in another stretch of DNA where the…

Q: Figure 2 illustrates how Pitx1 transcription is regulated in different tissues. The center image is…

A: In developmental biology, the exact expression of genes in different tissues is principal for…

Q: person a express a gene that can regulate the expression of multiple languages what could be the…

A: A gene can be defined as the basic unit of heredity. It comprises sequences of nucleotides present…

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: What is an explanation for the similarities between genes in yeasts,nematodes, and mammals that…

A: Apoptosis is the pathological process known as programmed cell death in which the unnecessary cells…

Q: Name and describe three ways in which gene expressioncan be influenced after mRNA is processed and…

A: A gene is a stretch of nucleotides present in the DNA molecule. It encodes information for 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: Suppose a geneticist introduced a small interfering RNA (siRNA) that was complementary to the FLC…

A: The regulation of gene expression is done by the pre-mRNA processing and degradation of m-RNA. The…

Q: Anterior posterior axis of determining structure in mammals is determined by: the relative…

A: The structure of a specific organism along with its body parts is studied under the section of…

Q: which Nodal gene expression is activated in the left side of the body differs among the vertebrate…

A: Nodal appears to have significant purposes in neural patterning, stem cell care, developmental…

Q: You observe that a particular gene is being transcribed during development. How can you tell whether…

A: The chromosome contains a number of genes that encode proteins and these genes when expressed in the…