Q: Which of the following is true about identical twins?
A: Answer - They develop from a single fertilized egg that split into two Identical twins are also…
Q: Which parent passes on the Y chromosome to the child?
A: Part or all of the genetic material of an organism in a long DNA molecule is called a chromosome.…
Q: Is this a Monosomy or Trisomy, and what’s the disorder?
A: When a person has 3 number of a particular chromosome [usually should have two], it is called…
Q: How many types of trisomy are there?
A: Trisomy is the presence of one extra copy of a chromosome in the genome. It is mostly caused by the…
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 an example of Monosomy?
A: Monosomy is a condition when one of the total chromosomes present generally in the cells of an…
Q: Define trisomy 16.
A: Chromosome disorders are non-inheritable abnormalities in which individuals possess either extra or…
Q: What disease is Trisomy 15?
A: Disease: When an organism’s body system does not work properly or any organ affects by viruses,…
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: What is the relationship between non-disjunction, changes in chromosome number and miscarriage? Why…
A: Chromosome abnormalities are of 2 types viz. numerical, where an individual has abnormal number of…
Q: by what age a person with trisomy 16 can survive?
A: due to nondisjunction of chromosomes in maternal meiosis I stage, there are high chances of more…
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: What are the effects of aneuploidy?
A: Aneuploidy refers to losses or gains of individual chromosomes from the normal set of chromosomes.…
Q: What is meant by Trisomy 21 ?
A: Chromosomal abnormalities are the type of genetic disorders caused due to the change in one or many…
Q: Is TT a heterozygous or homozygous?
A: The term 'homozygous' refers to the presence of two copies of the same allele, such as two dominant…
Q: why Autosomal Aneuploidy Is Usually Lethal?
A: Autosomal monosomies are always fatal in, humans. The Presence of low dosage of proteins embryos…
Q: trisomy 18.
A: Trisomy : The presence of an additional body in some or all of the body's cells.
Q: What is polyembryony?
A: An embryo is defined as the early developmental stage of eukaryotic organisms following the…
Q: What is the end result of crossing over?
A: Crossing over allows the exchange of genetic material and forms unique combinations of alleles. This…
Q: How to reduce chromosomal abnormalities?
A: Chromosomal abnormalities can be structural or numerical. A structural chromosomal abnormality means…
Q: explain Mosaic trisomy 18
A: Trisomy is a kind of aneuploidy that means an abnormal number of chromosomes. The cells of sexually…
Q: what Is trisomy 18?
A: The chromosomes are the thread like structure that contains hereditary information in the form of…
Q: Can you fix chromosomal abnormalities and Can you prevent chromosomal abnormalities?
A: Humans are diploid (2n) as they contain two sets of chromosomes. One set of chromosomes is inherited…
Q: Do the genes of the X and Ychromosomes determine onlysex characteristics?
A: The human cell contains 23 pairs of chromosomes. The first twenty three pairs of chromosomes are the…
Q: how is it possible for a person who inherited XY gene to have female phenotype?
A: There are 46 chromosomes in each cell of the human body. The sex chromosomes, X and Y, are two of…
Q: What happens if you have an extra chromosome 23?
A: A chromosomal disorder is an anomaly, aberration, or mutation is a missing, extra, or irregular…
Q: What are various kinds of twins?
A: Pregnancy is also termed as gestation during which one or more offspring develop in the uterus of a…
Q: What are the two types of twins and how do they arise?
A: The period from conception to birth is called pregnancy. When an egg is fertilized by a sperm, the…
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 long can you live with Trisomy 18?
A: Trisomy 18 also known as Edwards syndrome. It is a chromosomal abnormality. Chromosomes are…
Q: describe Full trisomy 18
A: The chromosomes are the thread like structure that contains hereditary information in the form of…
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 is crossing over? How is meiosis related to this phenomenon?
A: Linked alleles, such as A-b and a-B, combine to form the gametes A-b and a-B, which are responsible…
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: Which is more harmful trisomy or monosomy?
A: The chromosomal disorder are caused due to absence or excess or abnormal arrangement of one or more…
Q: Is this a Monosomy or Trisomy and what’s the disorder?
A: A normal human is diploid and normally contains two copies of each chromosome. Trisomy is a…
Q: Explain the meaning of trisomy 21.
A: Chromosomes: These are thread-like structures. These are located inside the nucleus of the cells.…
Q: Trisomy 21, or Down's syndrome, is the result of which event occurring during the meiotic process?
A: Ans. A nucleus, where genetic material is contained in genes, is located on every cell in the human.…
Q: What is monosomy ?
A: A chromosomal aberration is a change in a child's genetic material or DNA that affects the…
Q: Is this a monosomy or trisomy, and what’s the disorder?
A: When a person has three copies of a particular chromosome instead of two, it is called trisomy. When…
Q: Why is trisomy 21 not lethal?
A: Trisomy 21 an equivalent name for Down syndrome is the most common genetic disorder. It causes both…
Q: What is Trisomy 20?
A: The chromosome 20 likely has more than 500 genes which provide the instruction for the making of…
Q: by what age a person with trisomy 13 can survive?
A: Trisomy 13 or Patau syndrome occurs when 3 copies of the chromosome-13 are present in each cell of…
Q: what is Meiotic Nondisjunction?
A: Meiosis is also known as a double division that occurs in a diploid cell and gives rise to four…
Q: What is uniparental disomy and how does it arise?
A: DNA is the genetic material in most living organisms. It is the information hub of the cell that…
Q: When is the only time crossing over can occur?
A: The cell cycle is the orderly series of events that allows a cell to grow and divide forming…
Q: by what age a person with trisomy 18 can survive?
A: Trisomy is a rare genetic condition with three extra copies of chromosomes instead of two copies…
Q: What is Nondisjunction? How is it linked to meiosis, mitosis and cancer?
A: Nondisjunction is the failure of homologous chromosomes or sister chromatids to isolate subsequently…
What is Trisomy 17?
Chromosomal disorders are the disorders that are caused due to increase or decrease in the number of chromosomes or the number of chromosome sets in the cell.
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