Q: If a mother snail is heterozygous, Dd, which gene products will the egg cell receive?
A: Sir Gregor Mendel was a priest and a teacher who did the famous hybridization experiment on garden…
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: In an investigation using Drosophila, an undergraduate student successfully described 2 new genes…
A: Recombination frequency is a measure of intensity of linkage between two genes. For any two genes,…
Q: Gunter Korge examined several proteins that are secreted from the salivary glands of Drosophila…
A: Chromosomes are long thread-like structures that carry coded genetic information in the form of DNA.…
Q: Which of the following conditions are required for the Eve protein to be expressed in the cells that…
A: Apoptosis is defined as a form or type of programmed cell death that will occur in multicellular…
Q: Below are the DNA sequences that encode the first eight amino acids for five alleles of the Adh…
A: Genes contain the information that is required for the translation of a functional protein inside…
Q: Illustrate the Parental and F1 cross
A: Trihybrid cross is between the two individuals of a species for studying inheritance of three pairs…
Q: As a volunteer in a genetics lab, Professor Uhura tasked you with testing the biparental…
A: Introduction: Drosophila melanogaster is a species of fly in the family Drosophilidae. The species…
Q: n Drosophila, one of the genes controlling wing length is located on the X chromosome. A recessive…
A: 1. Male with miniature wing, red eye. Female with Normal wing, red eye. 2. Phenotypes on…
Q: What would be the most likely effect on development of puncturing the posterior end of a Drosophila…
A: Egg polarity are the earliest activated genes, which decide the formation of main body axis, such as…
Q: In considering the formation of the A–P and D–V axes in Drosophila, we noted that, for mutations…
A: Maternal effect genes are the ones that are contributed to the egg by females.
Q: The light- sensing units of ___________ are called "Ommatidia" and are composed of a series of ____…
A: Ommatidia are the compound eye of arthropods.
Q: Which of the following molecular events is NOT involved in Drosophila ventralization? a. Easter…
A: NOTE: since you have posted multiple questions so we will be solving the first three for you. As per…
Q: Several Drosophila species with unspotted wings are descended from a spotted ancestor. Would you…
A: Drosophila has a short, basic proliferation cycle. Organic product flies are little (3 mm long) yet…
Q: Given that you have an even-skipped mutant (Drosophila) which results in the loss of stripe #5,…
A: The even skipped quality (eve) encodes a homeodomain (HD) record factor expected during Drosophila…
Q: What changes, if any, would you predict would occur in the pigmentation of Drosophila melanogaster…
A: The relatively simple morphological trait that helps in the mapping of the genetic basis of…
Q: In Drosophila melanogaster many eye color mutations are known. One such recessive mutation is called…
A: Drosophila melanogaster is a fly species in the Drosophilidae family (taxonomic order Diptera). The…
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: Please answer fast What was the dependent variable, independent varible and hypothesis of the paper…
A: Variables are defined as any type of characteristics that can deal with different values like age,…
Q: In Drosophila melanogaster, curled wings (cu) was one of the first mutants described by
A: Genetics is a part of biology that deals with the transmission of characteristics from one…
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…
Q: Drosophila geneticists made the first genetic maps. They claimed that the gene loci that they mapped…
A: Genetic map is the one that gives the probable location of genes on a chromosome. A genetic map is…
Q: The fly with vestigial wings shown in the lower-left corner of Figure is crossed with the fly with…
A: A vestigial fly has hereditarily mutated wings. They have crumpled wings which keep them from having…
Q: To understand the genetic basis of locomotion in the diploid nematode Caenorhabditis elegans,…
A: Introduction Genetics is a branch of biology that studies genes, genetic diversity, and heredity in…
Q: What are paralogous and orthologous genes? What are some of the explanations for the finding that…
A: Thus, a gene is a fundamental unit of inheritance, carrying coded information associated with a…
Q: You are interested in studying position effect variegation in Drosophila using the chromosome…
A: DNA is the nucleic acids present in the organisms. DNA is the deoxy ribose nucleic acid in which…
Q: What is FISH? Briefly describe how it works How is FISH used to characterize chromosomal…
A: FISH ( fluorescence in situ hybridization ) is a technique for detecting and locating a specific DNA…
Q: What is the last name of the scientist who discovered that x-rays can increase the rate of mutation…
A: The fruit flies in this exhibit represent only a small percentage of the mutations found in real…
Q: Explain how loss-of-function mutations in the following categories of genes would affect the…
A: Drosophila is also called fruit-fly. It is often used as a model for biological investigations.
Q: If you wanted to produce a fly larvae with two head ends, which of the following would you do?…
A: The pattern formation in drosophila is a complex developmental event that is performed by…
Q: Scarlet (S), cream (Cr), and maroon (M) are three genes located on chromosome 3 of Drosophila…
A: ANSWER;-The distances between each pair of genes (S), (Cr), and (M)
Q: (a) What is the mutant that helps us to understand the adaxial identity of leaf development and the…
A: Angiosperms are the most advanced terrestrial plants. The development of a flowering plant begins…
Q: The mutations called bobbed in Drosophila result from variable reductions (deletions) in the number…
A: Mutations known as bobbed results from varied deletions in the number of amplified rRNA coding…
Q: Gunter Korge examined several proteins that are secreted from the salivary glands of Drosophila…
A: Chromosomes are long thread-like structures that carry coded genetic information in the form of DNA.…
Q: The following list of four Drosophila mutations indicates the symbol for the mutation, the name of…
A: The dominant allele masks the expression of the recessive allele. So, the dominant allele is…
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: In recent years, techniques have been developed to clone mammals through a process called nuclear…
A: In somatic nuclear transfer technology, the nucleus from a somatic cell is introduced into an…
Q: Why is it that mutations in bicoid and nanos exhibit genetic maternal effect in Drosophila (a…
A: the bicoid gene is a maternal effect gene in Drosophila which is responsible for the development of…
Q: This is a multiple answers question. Which statement is true about Morgan's experiment? O Morgan…
A: The study of the eye colour of Drosophila b Morgan deduces the conclusion that the eye colour of…
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 is positional information? What are three different ways that cells obtain positional…
A: Development is a continuous change in shape, size, and function, throughout the life of an organism.…
Q: Consider the following variations in Drosophila melanogaster, relative to the wild-type: White eyes…
A: a) White eyes is a recessive trait and it's gene is found on chromosome number 1 So, the genotype of…
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: As a volunteer in a genetics lab, Professor Uhura tasked you with testing the biparental…
A: Introduction: Drosophila melanogaster is a species of fly in the family Drosophilidae. The species…
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: Scarlet (S), cream (Cr), and maroon (M) are three genes located on chromosome 3 of Drosophila…
A: By finding recombination frequencies for many gene pairs, we can make linkage maps that show the…
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: In the late 1980s, this gradient hypothesis was united with a genetic approach to the study of…
A: Introduction During the developmental phase, cells have to move to form germ layers such as…
Here are schematic diagrams of mutant Drosophila larvae.
The left side of each pair shows a wild-type larva, with gray boxes showing the sections that are missing in the mutant larva. Which type of gene is defective in each larva: a gap gene, a pair-rule gene, or a segment-polarity gene?
Step by step
Solved in 2 steps
