Genetic linkage occurs becausea. genes that are on the same chromosome may affect thesame character.b. genes that are close together on the same chromosometend to be transmitted together to offspring.c. genes that are on different chromosomes are independentlyassorted.d. none of the above.

Q: Humans have 23 chromosomes per set. A person with 45 chromosomescan be described as beinga.…

A: Normally, humans have 23 pairs of chromosomes i.e. 46 chromosomes in total. But sometimes, due to…

Q: Which of the following statements does not correctly describe the characteristics of homologous…

A: Homologous chromosomes- Two pieces of DNA, one from each parental source present in a diploid…

Q: What is a haplotype?a. A species with one set of chromosomesb. A cell with one set of chromosomesc.…

A: The ploidy term refers to the number of sets of the chromosomes. The euploidy refers to the…

Q: In humans, what is characteristic of the y chromosome? a. Submetacentric centromere b. No satellites…

A: Note: As per Guidelines, We Can Answer One Question At A Time. Ask Again To get rest answers.…

Q: 4. a. Give at least three examples of types of mutationsthat would disrupt the process of mitotic…

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

Q: Due to crossing over within an inversion loop, a heterozygotewith a pericentric inversion may…

A: Inversion is a type of mutation in which a chromosome segment is broken in two places, turned upside…

Q: An exchange of chromosomal segments between two nonhomologous chromosomes is a/an Select one: O a.…

A: The genes are present in the chromosomes of the cell. The chromosomes are thread-like structure that…

Q: If a recessive mutation occurs in a male on an X chromosome versus a Y chromosome, leading to…

A: The males have two different sex chromosomes, X and Y. The females have only a single type of sex…

Q: Which of the following is the most common type of chromosomal disorder? O a. Kleinfelter's Syndrome…

A: Any syndrome produced by an aberrant chromosome number or constitution, marked by deformities or…

Q: Which of the following is correct as the polyploidization mechanism?    options:   A, Two related…

A: The correct answer is Option C. i.e. (Both A and B)

Q: #6: You are a young haploid male Honeybee. What is the probability that a gene in your genome is…

A: In honey bees, male is haploid while female is diploid. Such haplodiploidy is observed in some…

Q: Errors in crossing-over can happen when...   Select one: a. Non-homologous chromosomes cross-over…

A: Unequal crossing over is a form of gene duplication or deletion in which a sequence in one strand is…

Q: Genes G and H are located on chromosome 18. A woman with the genotype Gg Hh has a child with a man…

A: Nondisjunction refers to the failure of homologous and sister chromatids to divide.

Q: Fathers contribute more new point mutations to theirchildren than mothers. You may know from general…

A: Each cell possess 23 pairs of chromosomes with 22 pairs of autosomes and one pair of sex…

Q: Which of the following best describes Klinefelter syndrome?   A. It is an example of aneuploidy.…

A: Klinefelter syndrome is a genetic condition that results when a boy is born with an extra copy of  X…

Q: Polydactyly is a condition in which a person has extra fingersand/or toes. It is caused by a…

A: Gene is a particular nucleotide sequences in RNA or DNA. It is generally located on a chromosome.…

Q: The recombinant offspring of the F2 generation were produced by crossing over that occurred a.…

A: In 1864, the Austrian monk Gregor Johan Mendel published his work on plant hybridization…

Q: During the molecular process of homologous recombinationbetween homologous chromosomes,a. a Holliday…

A: Recombination ais the process where the genes are reassorted into different combinations.…

Q: n 95% of cases of Down's syndrome, there is an entire extra chromosome 21 in every cell. This…

A: About 95% of the time, Down Syndrome is caused by trisomy 21. It is a condition in which the person…

Q: Step 3: Compare the Parentals with the Double Cross Overs (DCO) to determine the correct order of…

A: As per our guidelines policy, We are supposed to answer first three sub parts of a question. Please…

Q: Dominant alleles may result from mutations that causea. the overexpression of a gene or its protein…

A: Mutation is defined as sudden inheritable change that occurs in the DNA sequence. It may be…

Q: A paracentric inversiona. includes the centromere within the inverted region.b. does not include the…

A: Inversion is a type of mutation in which the chromosome rearrangement takes place, in which a…

Q: chromosomes are inherited from one generation to the next, they are inherited...

A: Chromosomes are inherited generation to generation in such a way that half from their mother and…

Q: Individuals with XYY chromosomes are said to be "supermale". Which of the following is FALSE…

A: Humans are said to have 23 pairs of chromosomes which makes a total of 46 when the cells are normal.…

Q: Trisomy 18 (Edwards Syndrome) is identified by a karyotype that shows A. too few copies of…

A: The normal number of chromosomes present in homo sapiens, I.e Human Beings is 46( 44 autosomes (22…

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.