Q: consider a pig that has only fully formed ovary. how would this affect the pig's future…
A: Anything the gilt encounters before its first mating has the potential to influence its reproductive…
Q: Analyze the experiment of Stern, and explain how it indicated that recombinant offspring carry…
A: Crossing over is the process of exchange of genetic material between the non-sister chromatids of…
Q: What is the number of sex chromosomes in male honey bees?
A: Introduction A sex chromosome is a chromosome that is variable in form, size, and function from an…
Q: Describe the process of X-chromosome inactivation in mammals
A: X-chromosome inactivation, also known as lyonization, is a process by which one of the copies of the…
Q: Create a conclusion about spermatogenesis by using the objectives below. To identify the…
A: Spermatogenesis is a long and precise cycle through which spermatozoa are delivered inside…
Q: Is it possible that an unfertilized apomictic embryo sac gives rise to a diploid embryo? Give a…
A: Flowers are the organs of the sexual reproduction in the flowering plants.
Q: To determine: The action of colchicines in the production of a new polyploidy plant species.
A: Colchicine is a mutagen that act to prevent the formation of microtubule and doubles the…
Q: Explain, in detail, how you could use the FISH method to to determine whether a person is 47,XYY…
A: Karyotype provides an overall picture of the total chromosomes present in humans . the karyotype of…
Q: Gametogenesis in mammals is a complex process. When comparing spermatogenesis and oogenesis,…
A: 1. After the S-phase the spermatogonial stem cell contain 2n chromosome but the amount of DNA is 4C.…
Q: The contraceptive 'SAHELI' is?
A: Contraception is the deliberate use of artificial methods or other techniques to prevent pregnancy…
Q: Who discovered Drosophila melanogaster?
A: Drosophila belongs to the family Drosophilidae, whose members are commonly called as small fruit…
Q: In Mammals, the Sex of an Offspring Is Determined by the Sex Chromosome in the Sperm
A: Mammals is a class in the animal kingdom which is characterized by its warm-bloodedness and females…
Q: Compare and contrast the initiation of zygotic DNA replication in internal versus external…
A: INTRODUCTION Sexual reproduction starts with the combination of a sperm and an egg during a process…
Q: describe the paired arrangement of chromosomes in thehuman karyotype
A: Karyotyping is the process of pairing and ordering all the chromosomes in an individual's cell.…
Q: Which type of cleavage leads to the development of a bird?
A:
Q: Explain the development of human embryo with diagrams.
A: to understand the progess of embryo development in humans, let's use the follwoing flowchart and…
Q: Explain further the topic about sexual reproduction in animals and give some examples .
A: Sexual reproduction is a complicated process that involves two parents resulting in the production…
Q: Mention four reasons why Drosophila was chosen by Morgan for his experiments in genetics.
A: T.H. Morgan selected drosophila or fruit fly for it genetic experiment. He gave chromosomal theory…
Q: Does the difference in gene expression explain the different sexual behaviors of the two species?
A: Gene expression is defined as the process of conversion of information stored in the DNA to the…
Q: Explain why human offspring resemble their parents but are notidentical to them.
A: The heredity is defined as the passage of traits (characteristics) from parents to their offspring.…
Q: determine approximately when Mitochondrial Eve lived?
A: Mitochondrial Eve is called the “mother” of humans. She is thus the maternal ancestor of humans.
Q: What characteristic of the sex chromosomes allowed Morgan to correlate their behavior with that of…
A: T.H Morgan showed that genes are present on X chromosomes. These are responsible for hereditary,…
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: Use the attached image to answer the following question: What belongs in the gametes labeled 1-4…
A: According to the question, we have to find out the Gametes labelled 1 - 4. Here we will check and…
Q: Explain how Hox gene expression affects vertebrate development.
A: Hox genes are a set of transcription factor genes that are responsible for the development of…
Q: Verteberate Hox genes are arranged on the chromosome in what kind of order?
A: Vertebrates like mice also have hox genes. It is a subset of homeobox genes. Hox genes are arranged…
Q: How many chromosomes do fish have?
A: Fishes are gill-bearing aquatic animals that have modified limbs called ‘fins’. Most fish are…
Q: According to this picture of embryos (early developmental stages), which two organisms are most…
A: Between all the organisms, some characteristics are similar and some characteristics are same. Based…
Q: Compare and contrast gametogenesis in starfish and sea urchin.
A: Answer--
Q: how do we find out who the father of the cub is by looking at the cubs chromesomes
A: A chromosome is a long DNA molecule with part or all of the genetic material of an organism
Q: 1. Discuss the formation of cleavage of sea urchin 2. Discuss the formation of gastrulation of sea…
A: Sea urchins show radial holoblastic cleavage. The first and the second cleavages are both meridoneal…
Q: Give two ways nature uses to hide differences between X- and Y-sperm in mammals?
A: Most cells of the mammals contain both an X and a Y chromosome, but in the process of…
Q: Expand the term ESTs?
A: In this question we need to tell what does EST stands for.
Q: Compare and contrast pleiotrophy and phenocopy
A: Pleiotropy is characterized as a single gene expressing multiple traits. Phenylketonuria is a…
Q: What are the types of uteri found in mammals? Describe each.
A: Introduction The degree to which the uterine horns are developed constitutes the classification of…
Q: Producing offspring that is infertile is a,
A: The correct answer is- Post zygotic barrier
Q: Where is the specific location in an animal where cells are undergoing Meiosis?
A: Meiosis is process of cell division. During meiosis process cell divides into four daughter cells…
Q: How does von baer's law of development relates with the development of the frog embryo? evidences?
A: Von Baer's laws of development These are rules proposed by Karl Von Baer. The laws demonstrates the…
Q: Give a detailed conclusion on variation
A: A gene is a sequence of nucleotides in genome that codes for a functioning molecule.
Q: Zygotic Genes Determine Segment Number and Polarity?
A: Genes are the set of nucleotides present in a chromosome that encodes for particular information…
Q: What is an interrupted mating technique ?
A: Gene is the basic unit of heredity. It is transported from the parents to the offspring. The…
Q: If a woman is DdHH, how many different types of eggs can she produce?
A: Homozygous is the genotype of an organism with two identical alleles at a locus. Heterozygous refers…
Q: Explain and elaborate how and why the queen honey bee abort the sexual maturation of the worker…
A: Honey bees have two types of female bees. One is called the worker while the other is called the…
Q: Explain a phenotype that can occur when an animal gets two mutant alleles of the Homeotic (Hox)…
A: Gene is that part of the DNA that expresses specific traits in a cell, a gene that has a promoter,…
Q: Explain why clones can be produced from a single body cell of an adult
A: Clones are organisms formed by the asexual method of reproduction. It is the production of a new…
Q: How is the sex-determination mechanism different in the birds?
A: A sex-determination system is a biological system that determines the development of sexual…
Q: Analyze the results of Morgan’s experiment, which showedthat a gene affecting eye color in fruit…
A: Genetics is a study of genes, heredity, and genetic variation in an organism. Living organisms…
Q: he procedure of genes turned on and off in embryological developm
A: DNA methylation, which involves attaching a chemical called a methyl group to cytosine, one of the…
Write a conclusion for pig Xenotransplantation.
Step by step
Solved in 2 steps
- Create a concept map that summarizes the results of research on the relationship between telomere length and stress among children living in state run orphanages in Romania.what is the Chimp-Gene Fusion hypothesis? (Describe in detail the theory and weakness)Each calico cat has a unique pattern of white, black, and orange fur. Propose a mechanism that would give rise to the white fur.
- A. How did Spemann separate the two cells of the embryo of a salamander in 1902? B. The process of removing a nucleus is calledHow is the frequency of cotransduction related to the relative position of genes on a bacteial chromosome? Draw a map of three genes and describe the expected relationship of cotransduction frequencies to the map.Using Next Generation Sequencing technology, biopsy of an embryo produced the following chromosomal sequencing results. What are the abnormality and sex of this embryo? Will this embryo produce a healthy livebirth and why?