Centromere A BJI HGF ED CKLM Inverted reglon

Q: For the following chromosome complements, what is the phenotypic sex of a person who has Q. XXYY…

A: The male-determining gene in humans is termed as the sex determining region Y (SRY) gene. Generally…

Q: Imagine that the genes for seed color and seed shape are located on the same chromosome. A cross is…

A: The genes for seed color and seed shape assort independently According to the law of independent…

Q: homologous

A: Alleles are a pair of genes that share the same chromosomal location and regulate the same…

Q: During meiosis when crossing over occurs in a paracentric inversion loop, what percent of the…

A: Meiosis is the process of cell division that produces four daughter cells from a single cell. These…

Q: Crossover occurs during what phase? What is this process and why is it important?

A: ANSWER;- Crossing over occurs during prophase I of meiosis before quadruplicates are aligned along…

Q: Draw a simple sketch illustrating how nondisjunction in meiosis can lead to Down syndrome.

A: To draw: A simple sketch illustrating how nondisjunction in meiosis can lead to Down syndrome

Q: For the following chromosome complements, what is the phenotypic sex of a person who has Q. XO with…

A: The male sex-determining gene in human is termed as the sex determining region Y (SRY) gene.…

Q: what is the benefit of crossing over?

A: REPRODUCTION:- It is the production of offspring from the parents. It is of two types:- 1)Asexual…

Q: In general, why do changes in chromosome structure or numbertend to affect an individual’s…

A: Chromosome is a compact structure of a DNA molecule wrapped around some proteins. It is generally…

Q: An individual that is homozygous AABBcc is crossed to an individual that is homozygous aabbCC…

A: A chromosome is a highly condensed form of DNA and It wrapped into Nucleosomes. Humans have 22…

Q: If a diploid a 40 pair of chromosomes, what is the chromosome number by the end telophase?

A: Introduction: Cell cycle is an ordered sequence of events occurring in a cell. Cell cycle results in…

Q: Draw the structure of the acentromeric chromosome using a line and letters to designate loci in…

A: Inversion is one type of chromosome aberration where the chromosome segment is excised and…

Q: A color-blind woman with Turner syndrome (XO) has a father who is color blind. Given that the gene…

A: Given that the gene for the color-blind condition is recessive and X-linked and a color-blind woman…

Q: Consider Cyclic Crossover on two Parent chromosomes: Parent1 = A0846172593B and Parent2 =…

A: The child chromosome will be... chromosome no 1 is... A94B5721608A chromosome no 2 is...…

Q: Draw a Punnett square for the dihybrid cross. There are two known alleles of gene occupying a…

A: Dihybrid cross involves two genes in a cross. That's why the two traits are involved in this cross.

Q: In a diploid organism, two homologous chromosomes synapse at prophase 1 of meiosis.  One of the…

A: Crossing over is the process in which the exchange of genetic material takes place in a cell during…

Q: Describe the outcomes of the three types of matings (F+ x F- , Hfr x F- , and F' x F- ).

A: The F+, F-,hfr, and F' cells are involved in conjugation that is a gene transfer method in bacteria.…

Q: A phenotypically normal individual has the following combinations of normal and abnormal…

A: Chromosomal deletion is simply deletion of the part of the chromosome. Chromosomal inversion is a…

Q: Draw a diploid cell heterozygous for genes a, b, c. Genes a,b,c are linked and autosomal.

A: Genes are hereditary units present on the chromosomes. A gene has two allelic variants. These…

Q: The following Pedigree shows an unknown genetic disorder. The disorder is believed to be caused by…

A: In terms of genetics, a pedigree is a diagram demonstrating the manner in which a trait or medical…

Q: A chromosome with the following gene order has a paracentric inversion of BCDE. A B C D E F • G H If…

A:

Q: what is the significance of chromosomal aberration? what are the different types of chromosomal…

A: Chromosome contains the genetic information of the organism.

Q: Why are people with balanced chromosomal translocations phenotypically normal? Do they suffer from…

A: Chromosomal translocations are genomic events in which either a part or the entire chromosome breaks…

Q: Part of the karyotype of a diploid individual who is heterozygous for one chromosomal rearrangement…

A: Chromosomal rearrangements are structural changes to chromosomes that affect how the genetic…

Q: Under what circumstance might two loci be on the same chromosome but behave as if independently…

A: Gene- It is a segment of DNA that is responsible for hereditary characters. It is present always in…

Q: What is inversion heterozygote?

A: Inversion is a chromosomal rearrangement when a segment of chromosome breaks and then rejoins in…

Q: When a single recombination event occurs between a normal chromosome and a chromosome with a…

A: Chromosomal rearrangement is a term used to describe any structural change that occurs in the…

Q: Two different genes are located on the same chromosome in rabbits. A particular female rabbit is…

A: Genes on different chromosomes are inherited independently of each other because each pair of…

Q: What kind of chromosomal mutations is/are produced by unequal crossing over?

A: Chromosome mutations are changes that arise in chromosomes as a result of nuclear division mistakes…

Q: The order of the genes on a plant chromosome is A, B, C, where A and B are located 10 cM apart and B…

A: Genes A and B are located 10 cM apart and B and C are located 3cM apart. Hence, S.C.O for A and B =…

Q: These circles represent cells. The first cell is going through meiosis, and the 2 meiotic divisions…

A: One cell (parent) splits into two or more offspring (daughter cells) is referred to as cell…

Q: Consider an individual with the AB/ab genotype, and assume that alleles of the A and B genes are…

A: A fundamental concept in these analyses is the genotype of the individuals involved in the cross,…

Q: What is crossover? When does it happen? What are the consequences?

A: The cell cycle is the sequence of events that take place in the cell. The cell cycle has 4 main…

Mitochondrial Mutations

A mitochondrion is a cellular organelle that serves as the site for cellular respiration and energy production (ATP or Adenosine Triphosphate). It is a double-membrane-bound organelle and is only present in eukaryotic cells.