What is 47,XXX Syndrome ?

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: What is the genotypic ratio

A: Dominant seed color-yellow - indicated by RR Recessive seed yellow- green - indicated by rr when…

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: does Turner syndrome more common in males or females?

A: Set of certain symptoms related to underlying genetic characteristics of an organism resulting in a…

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: Is breast and ovarian cancer linked to Mendelian transmission?

A: Mendelian inheritance is a pattern of inheriting the characteristics of parents into their child by…

Q: How can wolf hirschhorn syndrome progress or change?

A: Many cases of Wolf-Hirschhorn syndrome (WHS) (about 50-60%) are not inherited from a parent and are…

Q: What is complete dominance?

A: Complete dominance: usually in maximum cases the diploid organisms carry 2 alleles of a gene. When…

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: Why is fragile X, but not Huntington disease, considered a syndrome?

A: Fragile X syndrome causes various symptoms including developmental delays, cognitive impairment, and…

Q: What is Down's syndrome? Give its symptoms and cause. Why is it that the chances of having a child…

A: Human genetic disorders are caused by the absence, excess, or abnormal arrangement of one or more…

Q: What is the female version of Turner syndrome?

A: Mendelian disorders like haemophilia, sickle- cell anemia, and phenylketonuria are due to the mutant…

Q: Why is the chances of having a child with down's syndrome increases if the age of mother exceed…

A: Down’s syndrome is basically an autosomal genetic disorder that is caused by trisomy at chromosome…

Q: Are all froms of Down Syndrome due to non-disjunction?  Explain

A: There are three forms of Down's Syndrome- 1. Trisomy 21 2. Non-disjunction 3. Mosaicism

Q: Why do most cases of Down syndrome originate from the mother? And how is this linked to maternal age…

A: Down syndrome also called "trisomy 21" is a condition in which a child is born having an additional…

Q: Why is autosomal Monosomy lethal?

A: Most living species have DNA as their genetic material. It is the cell's information centre,…

Q: What is polyembryony?

A: An embryo is defined as the early developmental stage of eukaryotic organisms following the…

Q: What are some facts about XXY syndrome? at least 5

A: Chromosome abnormalities are the disorder in which an individual possess more or reduced number of…

Q: How to reduce chromosomal abnormalities?

A: Chromosomal abnormalities can be structural or numerical. A structural chromosomal abnormality means…

Q: what is the probability that 6 out of 7 children of Hh x hh will be Hh or HH?

A: A character in an organism is given by gene, which is generally represented by two alleles. One of…

Q: What are chromosomal disorders?

A: The chromosomes are thread-like structure situated inside the nucleus of plant and animal cells.…

Q: what Is trisomy 18?

A: The chromosomes are the thread like structure that contains hereditary information in the form of…

Q: What is Xyy?

A: Chromosomes are defined as the thread-like structures that carry genetic information. In humans, 23…

Q: If a father is unaffected by an X-linked condition and the mother is a carrier, what is the…

A: Genetics is the branch of biology that deals with the study of heredity and variations. Gregor…

Q: What is the most common chromosomal disorder?

A:

Q: What is Trisomy 17?

A: Chromosomal disorders are the disorders that are caused due to increase or decrease in the number of…

Q: What is Trisomy test?

A: The chromosomes are the thread like structure that contains hereditary information in the form of…

Q: What is the male version of Turner syndrome?

A: Step 1 Turner’s syndrome (44+XO), the individual appears phenotypically females. The effect appears…

Q: What is the cause of Down syndrome?

A: A mutation denotes the manipulation of sequence of the genetic material of a living organism that is…

Q: what Is trisomy 13 ?

A: A chromosomal disorder is a missing, extra, or irregular portion of chromosomal DNA. It can be form…

Q: How to diagnose aneuploidy?

A: The chromosomes are thread-like structure located in the nuclei of both plant and animal cells. They…

Q: How long can you live with Trisomy 18?

A: Trisomy 18 also known as Edwards syndrome. It is a chromosomal abnormality. Chromosomes are…

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: How long can a person live with Trisomy 16?

A: Trisomy 16 is a genetic alteration in which there is an extra copy of a chromosome 16 in a person.…

Q: What are affects when Nondisjunction occurs?

A: The separation of the sister chromatids or homologous chromosomes is one of the defined steps of…

Q: is AC genotype normal?

A: Genotype refers to the genetic constituation of an organism. The genotype in humans are AA, AS, AC,…

Q: What is a A germline mutation?

A: A germinal mutation or germline mutation as the word indicates itself it is a mutation in germline…

Q: what are  chromosomal abnormalities??

A: Deoxyribonucleic acid (DNA) is a molecule composed of two polynucleotide chains. It coils around…

Q: What is a hiploid

A: Meiosis is cell division where diploid chromosomes divided to give rise to a haploid number of…

Q: What are the  symptoms of chromosomal abnormalities?

A: The chromosomal abnormalities can be categorized into two types that are structural and numerical.…

Q: What does double homozygous mean?

A: The alternate form of gene is known as allele. Allele are of two types, namely dominant allele and…

Q: What are the various phenotypic changes in cri du chat syndrome ?

A: A syndrome is a medical condition in which a group of symptoms appears. These symptoms are generally…

Q: What determines the phenotype of the offspring ?

A: An organism's genotype refers to its entire genetic makeup. The alleles or variants that an…

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: What is primary non disjunction?

A: During cell division, in anaphase stage when homologous chromosomes have failed to separate or…

Q: What is the chance that a child of III-1 and III-4 will have the disease?

A: Pedigree is a family tree drawn with standard genetic symbol representing the ancestry of an…

Q: What is the Y Chromosome ?

A: A chromosome is a lengthy DNA molecule that contains all or parts of an organism's genetic material.…

Sleep Physiology

Sleep is a condition of reduced muscle movement in the body. Awareness about the surroundings is reduced at the time of sleep. The body stays mildly responsive or non-responsive to external stimuli. The sleep-wake cycle is controlled by the circadian rhythm that produces a resting phase for the body.