WHAT IF? Males afflicted with Kartagener’s syndromeare sterile because of immotile sperm, and they tend tosuffer from lung infections. This disorder has a geneticbasis. Suggest what the underlying defect might be.

Q: WHAT IF? Why did the researchers split each female frog’s eggs into twobatches for fertilization by…

A: Fertilization refers to the fusion of female and male gametes that results in the formation of a…

Q: ive one domain.motif found in the SRY portion and state clearly how it leads to the development of…

A: Since you have asked multiple questions , we will solve the first question for you. If you want any…

Q: WHAT IF? Suppose this eye color gene were located on an autosome.Predict the phenotypes (including…

A: An autosome is any chromosome that is not a sex chromosome. The members of an autosome pair in a…

Q: Q.3. How is it that the embryo sacs of some apomictic species look normal but contain diploid cells?

A: Introduction We will answer the question in below step.

Q: 04: In mammals there is a species where yellow and brown hair are sex linked genes when these two…

A: Incomplete dominance is the condition in which the dominant alllele is incompletely dominant over…

Q: WHAT IF? After the synaptonemal complex disappears,how would any pair of homologous chromosomes…

A: The chromosomes are the densely packed DNA molecules that are found within the nucleus of cells. The…

Q: 6. Briefly explain why skin color is described as "one of the least useful characteristics in…

A: Skin color is characterized as the least useful characteristic for determining the evolutionary…

Q: Each cell in the human body contains exactly the same genome, and yet a human being at maturity is…

A: A genome is an organism's complete arrangement of genetic information. Every genome contains all of…

Q: II. SOLVE THE GIVEN PROBLEM 21-25. In fruit flies, humans and other mammals, sex is determined by an…

A: Not all vertebrates have the XX:XY sex determination machinery that mammals have. The ZZ:ZW sex…

Q: Q7. Haemophiliacs possess a non-functional form of the gene responsible for the production of blood…

A: Answer :- Dominant allele = H Recessive allele = h Supercript on X are xH and xh xH =Dominant  xh=…

Q: Compare and contrast animals with external fertilization to those with internal fertilization. What…

A: Fertilization is a phenomenon in which male gamete known as sperm fuses of female gamete that is ova…

Q: Direction: Explain your answer. A common farming practice is to breed a female horse with a male…

A: Both horses and donkeys are mammals and  members of the family Equidae. The horse and donkeys are of…

Q: 6. In goats, a recessive gene causes the goats to "faint" when they are startled. A farmer breeds…

A: Genetics is the study of genes, heredity, and genetic variation in an organism. Living organisms…

Q: 25. What is the most likely mode of inheritance for the poor digestion of plants trait? Assume…

A: Introduction The mutation is defined as any kind of alteration in DNA sequences. Mutations can have…

Q: WHAT IF? Genes A, B, and C are located on the samechromosome. Testcrosses show that the…

A: Genetic recombination refers to the rearrangement of DNA sequences by the breakage and rejoining of…

Q: what evolutionary advantages does the amniotic egg have? explain how each component of the egg plays…

A: Introduction: Allow embryos to develop more quickly and extensively before hatching. Animals'…

Q: WHAT IF? If a hermaphrodite self-fertilizes, will theoffspring be identical to the parent? Explain.

A:

Q: Under what conditions should natural selection favor production of many small offspring versus the…

A: Natural selection Natural selection s a process by which organism adapts themselves to survive and…

Q: WHAT IF? Propose a possible reason that the firstnaturally occurring mutant fruit fly Morgan…

A: Following the rediscovery of Mendelian inheritance, Morgan began to study the genetic…

Q: 4. In goats, a recessive gene causes the goats to "faint" when they are startled. A farmer has a…

A: A dominant gene will express even when one copy of the gene is present. A recessive gene on the…

Q: 6. Consider a guinea pig with a homozygous genotype and a white fur color phenotype. 3. C. What is…

A: The alleles are generally of dominant and recessive type and some other forms like codominant are…

Q: activity? Describe a chiasma. When are they formed? What is the end result of the formation of…

A: The indirect process of cell division in which the chromosome of parent cells divide once but…

Q: 12. Three genes (A, B, and C) are located on different chromosomes. In a cross between AaBbCC and…

A: PROBABILITY: It is defined as the chances of getting a specific outcome from all the possible…

Q: What is clinical significance of H substance, Why its so important in ABO Blood Group system Which…

A: Blood Grouping system, or more precisely the ABO blood grouping system is the classification of…

Q: v. Questions: What are some of the medical applications of karyotyping? 1. 2. What kind of…

A: Disclaimer: “Since you have asked multiple questions, we will solve the first question for you. If…

Q: Activity 5. SELF-CHECK 1. Which sex chromosome is present in all humans? 2. Which sex chromosome…

A: Chromatin: Complex of DNA and proteins. Chromatin and Chromosome are the same, the only difference…

Q: WHAT IF? If a sperm nucleus is injected into an oocyte,what steps of gametogenesis and conception…

A: The biological process of formation of mature haploid gametes from precursor haploid or diploid…

Q: WHAT IF? If maternal and paternal chromatids havethe same two alleles for every gene, will crossing…

A: Crossing over is a process, which shuffles and rearranges the genes or alleles from the maternal and…

Q: 22. Which process reproductive cells undergo, if you have the looks of your father such as having…

A: The cells divide by two different kinds of cell division, mitosis and meiosis. Meiosis is the cell…

Q: 7. Re-examine the reproductive system of the herring. Is it possible to identify male herring from…

A: Thirty thousand to two lakh eggs are produced the female herring at once which are deposited over…

Q: 4. In goats, a recessive gene causes the goats to "faint" when they are startled. A farmer has a…

A: A monohybrid cross is a genetic cross between two individuals who possess  homozygous genotypes, or…

Q: If you ignore the effect of crossing over, would you expect differences in the genetic information…

A: Crossing over is the process in which the part of chromosomes crosses with another part of…

Q: 12 Suppose a white-furred rabbit breeds with a black-furred rabbit and all the offspring have a…

A: Hi! Thank you for the questions. As you have posted multiple questions, I will be answering the…

Q: MAKE CONNECTIONS The ABO blood type locus hasbeen mapped on chromosome 9. A father who has typeAB…

A: The blood group found in human beings is an example of multiple allelism.  In the ABO system of…

Q: Can earthworms fertilize their own gametes? If they could, how would the offspring be compare to the…

A: Reproduction is the process by which the organisms propagate their species by the union of the male…

Q: Q1. How many genes are there in contig1? Q2. what are the names of these genes? Q3. Which gene ha…

A: The term contig is associated with the contiguous sets of DNA (deoxyribonucleic acid) sequences that…

Q: HELP URGENTLY!!! NEED RESPONSE FAST Genes A, B and C are on the same chromosome linked in cis…

A: If the genes are located on the same chromosome then they are classified as linked genes and in this…

Q: 10. If two parent's genotypes are Homozygous Dominant (Brown Eyes), and Homozygous Recessive (Blue…

A: A monohybrid cross-refers to the Mendelian cross which is performed when a single trait is being…

Q: Conclusions: 1. Define crossing over and explain when it occurs. 2. Compare any differences in the…

A: DISCLAIMER: Since you have asked multipart  questions I will answer only three of them .…

Q: MAKE CONNECTIONS Unlike some other types of birthdefects, neural tube defects are largely…

A: Brain is the central processing unit in humans and all other higher animals. Brain is made of…

Q: Direction: Explain your answer. A common farming practice is to breed a female horse with a male…

A: The mule is valued as a result of, whereas it's the scale and ground-covering ability of its dam,…

Q: 3. Explain why the intersex condition supports the idea that sex and gender are non- binary and that…

A: The sex of an individual is determined by the chromosomes, gonads, external genitalia, internal…

Q: WHAT IF? A horticulturalist breeds orchids, trying toobtain a plant with a unique combination of…

A: Both crossbreeding and cloning are genetic engineering technology. In crossbreeding a new organism…

Q: WHAT IF? A certain eukaryote lives as a unicellularorganism, but during environmental stress, it…

A: Eukaryotes organisms are characterized by the presence of a well-defined nucleus and membrane-bound…

Q: 2. Examine this pedigree chart. mode of inheritance is shown? Explain how you arrived at this…

A: The pedigree chart shown here is a popular tool used in Genetics to explain the mode of inheritance…

Q: MAKE CONNECTIONS Consider what you learnedabout dominant and recessive alleles in Concept 14.1.If a…

A: Sex-linked diseases are the diseases that are passed down through families through one of the X or Y…

Q: 7) Why aren't Turners females who have one X chromosome phenotypically normal given that males only…

A: “Since you have asked multiple question, we will solve the first question for you. If you want any…

Immune Disorders

The collaboration between the cells and proteins that work together as a defense system against infection comprises the immune system.Each of them performs a variety of tasks to recognize and/or react against a foreign body.