Describe genetic studies which showed that yeastmitochondria are inherited biparentally

Q: Contrast the function of homeotic genes with that of pair-rule genes.

A: Gene is the structural and functional unit in the DNA. Genes are composed of nucleotide nitrogenous…

Q: How long is Drosophila melanogaster life cycle?

A: The Drosophila melanogaster is the widely used model organism in the field of genetics and…

Q: Illustrate: 1 Chromosomes in the cells of Allium cepa 2. Chromosomes in the salivary gland of…

A: Allium cepa commonly called onions contains 16 large chromosomes. These chromosomes can be stained…

Q: Where are Drosophila melanogaster found?

A: Drosophila belongs to the family Drosophilidae, whose members are commonly called as small fruit…

Q: If a fertilized Drosophila egg is punctured at the anterior end and a small amount of cytoplasm is…

A: Egg polarity genes are the earliest activated genes, which decide the formation of main body axis;…

Q: which studiy showed that yeastmitochondria are inherited biparentally

A: Biparental inheritance is one in which the progeny inherits alleles from both maternal and paternal.…

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: The light- sensing units of ___________ are called "Ommatidia" and are composed of a series of ____…

A: Ommatidia are the compound eye of arthropods.

Q: what is the Mechanism of DNA Replication in DrosophilaChromosomes?

A: DNA replication is the process in which DNA makes a copy of itself by copying a double-stranded DNA…

Q: Who discovered Drosophila melanogaster?

A: Drosophila belongs to the family Drosophilidae, whose members are commonly called as small fruit…

Q: How Does DNA Content Change as Budding Yeast CellsProceed Through Meiosis?

A: The DNA content of the cell varies from the beginning of interphase to the end of interphase. In the…

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: Explain Arrangement of mating-type loci on chromosome III in the yeast S. cerevisiae.

A: The genotype of the mating locus (MAT) is determined the yeast mating type. In the cases of  s.…

Q: Explain Kinetochore-microtubule interaction in S. cerevisiae.

A: Introduction: Before cell division, eukaryotic cells must correctly segregate their chromosomes to…

Q: Explain how and why the queen honey bee abort the sexual maturation of the worker bees?

A: Queen bees have a specialised reproductive system , which lets them make some choices on the types…

Q: What might happen if only one kinetochore of a particular chromosome attached to a microtubule?

A: kinetochore - kinetochore is composed of a large protein complex. That assembles on a specialized…

Q: Explain how and why the Queen bee abort the sexual maturation of the worker bees?

A: * Honey bee Colony consists of three types of Bees  A single queen Hundreds of male drones…

Q: Illustrate the top-to-bottom and head-to-tail orientation of the fruit fly embryo.

A: The fruit fly is known as Drosophila melanogaster is a common fly found on fruits like ripe bananas.…

Q: Discuss the origin of the 23 chromosome pairs in a diploidhuman cell.

A: Chromosomes are composed of DNA molecules and proteins and are located inside the nucleus. These…

Q: How is somatic embryo nuclear transfer technique done in Dolly?

A: According to the question, we have to explain how the somatic embryo nuclear transfer technique done…

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: Explain how pseudoautosomal inheritance occurs.

A: Introduction: Pseudoautosomal inheritance refers to the inheritance pattern of the genes that are…

Q: Could Bicoid be a morphogen thatdetermines the anterior end of a fruit fly?

A: A morphogen is a protein whose concentration gradient affects the developmental fate of the…

Q: describe   Rapid chromosomal evolution in mice on the island of Madeira.

A: Step 1 The origin of species due to chromosome speciation is connected with the phenomenon of…

Q: In eukaryotic species, sexual reproduction is the producer of genetic diversity. Describe three…

A: In eukaryotes, sexual reproduction is the process in which new recombinations are produced. These…

Q: What do you suppose is the phenotype of this mutant strain?

A: the phenotype of this mutant strain is haploid, loss of mutations are Recessive

Q: In some mites, males pass genes to their grandsons, but they never pass genes to their sons.…

A: Single-gene disorders have five distinct inheritance modes: autosomal dominant, autosomal recessive,…

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: describe how the Drosophila group and others analyzed the transmissionpatterns of genes on the same…

A: Genetic linkage describes the way during which two genes that are located on the brink of one…

Q: What role do homeotic genes play in the development of fruit flies?

A: Drosophila melanogaster popularly known as fruit flies is one of the common organisms used in…

Q: Describe the phenotypic consequences of deletions inhomozygotes

A: Mutation is the addition, deletion or change in position of a fragment of a base in the DNA that may…

Q: Gene A encodes for a protein A which prevents exit from the G1 phase of the cell cycle. You are…

A: Cancer is the uncontrolled cell division that is highly under the control of genes. Cell cycle is a…

Q: Which honeybee in Figure 21.4 (the worker or the queen) will have more copies of 5-methylcytosine in…

A: In honeybees, the nutritional privileges lead to two different developmental forms, the queen and…

Q: What will be the effect on sexual development in newly fertilized Drosophila embryos if the…

A: Sex determination in Drosophila is achieved by the balance of female determinants on the X…

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: Describe the three basic steps in the formation and fusion of autophagosomes.

A: Autophagosomes are double-membraned vesicles that contain cellular material slated to be degraded by…

Q: • Provide name of structures in photo A and B and describe if the structure is involved in asexual…

A: Fungi are heterotrophic, multicellular filamentous organisms. The fungal reproduction can happen by…

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: 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: Illustrate the chromosomes in the salivary gland of Drosophila melanogaster

A: Drosophila  melanogaster have polytene chromosome in their salivary gland.

Q: How did the discovery of three categories of petite mutations in yeast lead researchers to postulate…

A: Extranuclear inheritance is defined as the transmission of genes that happen outside the nucleus. It…

Q: Explain ABIOGENESIS in your own words

A: The genesis of life is the most fundamental and, at the very same time, least understood biological…

Q: Compare kinetochores between yeast and higher eukaryotes

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

Q: In a particular strain of Neurospora, a poky mutation exhibits biparental inheritance, whereas poky…

A: The pattern of inheritance of genes relates to the reproduction of organisms. Most of the characters…

Q: An a strain of yeast that cannot switch mating type isisolated. What mutations might it carry that…

A: Yeast is a kind of organism that lives Saccharomyces cerevisiae is a single-celled eukaryote that…

Q: Explain pseudoautosomal inheritance.

A: The study of genetic variations, heredity, and genes is called genetics. The phenomenon by which…

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…

Mitochondrial Mutations

A mitochondrion is a cellular organelle that serves as the site for cellular respiration and energy production (ATP or Adenosine Triphosphate). It is a double-membrane-bound organelle and is only present in eukaryotic cells.