Q: Sex determination of child is done by whose chromosome?
A: Chromosomes are the thread like structures which are located in the nucleus. There are 23 pairs of…
Q: Which of the following represent the gametes that an individual with the genotype AABB can produce?…
A: The genotype is the complete set of the genome of an individual and it represents the two alleles…
Q: Explain the term of incomplete dominance?
A: Inheritance patterns are of different type’s Mendelian inheritance, incomplete dominance,…
Q: How many types of gametes can be produced by an individual with genotype AaBbCcDdee? 9, 8, 16, 32,…
A: Gametes are produced by the process of meiosis from the parent cell.
Q: What is the genotype of individual 12? O AA or Aa O AA O Aa aa
A: Autosomal genes are present on the chromosome. The dominant gene will express itself in presence of…
Q: What is the probability that one of their daughters would be colorblind? O 1/4 O 3/4 O 1/2
A: It is given that the disease is X linked recessive. Let us denote the diseased allele for…
Q: Identify the variation of gametes from the genotype Xx Yy Ww?
A: Ans: Gametes are formed by the fusion of both the parents cells. Here in the question, 3 genes have…
Q: What are the distinguishing features of incomplete dominance?
A: The experiments of George Mendel with pea plants suggested 3 distinct feature: Two alleles or units…
Q: What is crossing over, when does it occur, and what is its significance
A: Genes located close together on the same chromosome are transmitted as a single unit to the daughter…
Q: What environmental factors may increase incidence of chromosomal abnormalities? Name at least three.
A: Chromosomal abnormalities or aberration is defined as the defect in the structure or the number…
Q: What does post covid syndrome mean?
A: Covid 19, or coronavirus disease which was discovered in 2019 in the Wuhan district in china. From…
Q: What is the difference between sex-linked disease/disorder and sex chromosome disease/disorder?
A: Sex chromosomes are in the form of XX in females and in males, it is in the form of XY. When there…
Q: What is Patient A's karyotype? A. Down syndrome B. Patau syndrome C. Klinefelter syndrome D.…
A:
Q: How can you explain that not all Down syndrome cases are due to nondisjunction?
A: The syndrome can be analyzed as per the clinical signs and side effects that are associated with one…
Q: Under what conditions does a female acquire anX-linked recessive disorder?
A: The dominant allele can be defined as the type of allele which is expressed in the phenotype even if…
Q: Describe the XX-XO system of sex determination. In this system, which is the heterogametic sex and…
A: In a biological system, the development of sexual characteristics in an organism determined by the…
Q: what are the genotypes of the offspring?
A: Genetics is a branch of biology that tells about genes, genetic variation, and heredity in living…
Q: What is complete dominance?
A: Complete dominance: usually in maximum cases the diploid organisms carry 2 alleles of a gene. When…
Q: What causes incomplete dominance?
A: A gene is the physical and functional unit of heredity. The alternate forms of gene are referred to…
Q: Give five sex limited and sex-influenced characters and diagram their possible phenotype and…
A: Sex-limited traits are determined by genes located on autosomes and express only in one sex.…
Q: What does abnormal male karyotype mean?
A: A karyotype is the visual picture of number and morphology of chromosomes. It consists of analyses…
Q: RR x Rr What percentage of the offspring will be round?
A:
Q: Define the following: monozygotic and dizygotic twins,
A: BASIC INFORMATION FERTILIZATION It is the process of the fusion of the male as well as the female…
Q: What are the genotypes of the gametes of the following individuals: a.) BbCCddEe b.) RRggWw c.) ppRR…
A: Introduction: The genotype is the set of genes in DNA responsible for a trait. In a way it refers to…
Q: What are the effects of aneuploidy?
A: Aneuploidy refers to losses or gains of individual chromosomes from the normal set of chromosomes.…
Q: Cross a female (XX) with a male (XY). Provide the genotypic and phenotypic ratio of the cross
A: Cross of a female (XX) and Male (XY) Female/Male X Y X XX (Female) XY (Male) X XX (Female) XY…
Q: What is most likely the woman's genotype?
A: The human blood group system is classified based on the ABO blood group system. Thi is mainly done…
Q: What is the phenotype of an individual with the genotype XXXY? female, with an inactivated Y…
A: A normal male has XY phenotype But person with XXXY has a syndrome which characterized by a sex…
Q: Give the genotypic percentage of the following offspring 1. RR 2.YY 3.RY
A: Genotype is the genetic makeup of an organism or the collection of genes in the body where the…
Q: In which of the following cases will a Barr body be seen? only XX XY XO…
A: Barr body was a strongly stained inactivated condensed X chromosome found in each somatic cell of…
Q: Give example of incomplete dominance?
A: Incomplete dominance is when a dominant allele, or form of a gene, does not completely mask the…
Q: Briefly describe nondisjunction in meiosis and identify several potential consequences. In other…
A: Meiosis is the type of cell division that occurs in the sex cells to produce gametes in the form of…
Q: What are the possible gametes for the following two parents? Father (Gghh) Mother (GGHH)
A: Meiosis is a type of cell division that reduces the number of chromosomes in the parent cell by half…
Q: 1. Complete a Punnett Square for the cross between a human female (XX) and a human male (XY). What…
A: Punnet square is a square diagram that is used to predict the genotype of progenies and the…
Q: How does the karyotype of a male differ from the karyotype of a female? Female: Male:
A: A karyotype is an individual's collection of chromosomes. All humans have 22 pairs of autosomal…
Q: How to determine unknown genotype
A: The genetic constitution of an organism for a particular trait is known as its genotype.
Q: How to diagnose aneuploidy?
A: The chromosomes are thread-like structure located in the nuclei of both plant and animal cells. They…
Q: What is the phenotype of a person who has XXXY sex chromosomes? a. Klinefelter syndromeb. Turner…
A: Genetics is the branch of biology that deals with the study of genes, their variation, and heredity…
Q: What is the cause of aneuploidy?
A: Chromosomes are long thread-like structures that carry coded genetic information in the form of DNA.…
Q: What are 3 disorders due to Nondisjunction?
A: Disease: When an organism’s body system does not work properly or any organ affects by viruses,…
Q: Give some examples for down syndrome
A: Genes are housed in chromosomes, which are structures. Numerical or structural chromosomal…
Q: How would you explain post covid syndrome to someone who doesn't know it?
A: Covid 19, or coronavirus disease which was discovered in 2019 in the Wuhan district in china. From…
Q: Explain why a female cannot have XXY syndrome and a male cannot have XO syndrome.
A: Gonads are reproductive structures in both male and female bodies responsible for production and…
Q: What is 47,XXX Syndrome ?
A: A syndrome is characterized by a collection of medical indications and symptoms that are related to…
Q: Can 2 albino parents have a normal child? Explain.
A: Albinism: a. It is a congenital disorder characterized by a complete or partial absence of the…
Q: A female (Dd) black dog has three black puppies and one white puppy. 1 What are the possible…
A: Dominant and recessive traits are the two different forms of the gene. The trait which is expressed…
Q: What is the probability of 1) Having an affected daughter? 2) having an affected son?
A: As previously mentioned the mode of inheritance is X - Linked dominant. X-linked dominant…
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