The amount of crossing over is primarily determine by the  a) length of the linked genes  b) size of the linkage group  c) size of the centromeres  d) distance between the linked genes  e) length of the chromosome

Q: A misaligned crossover between two homologous chromosomes usually results in:

A: Crossing over is the process of exchange of gene segments between the non sister chromatids of…

Q: On what chromosome is the CFTR gene located?

A: CFTR stands for Cystic Fibrosis Transmembrane Conductance Regulator. CFTR gene produces CFTR…

Q: The distance between k and e would be approximately...  a) 6.25 cM b) 6.6 cM c) 4.65 cM d) 5.0…

A: Linkage is a phenomenon in which genes are placed on the same chromosome in close proximity to each…

Q: explain the symptoms of Robertsonian translocation?

A: Robertsonian translocation is a type of translocational chromosomal aberration in which acrocentric…

Q: Identical (monozygotic) twins have identical genomes. In one pair of identical twins, they inherit a…

A: Types of twins. 1. Monozygotic (identical) Twins: These twins are formed when a single fertilized…

Q: What is the difference between recombinant and parentalchromatids, and how do they arise?

A: BASIC INFORMATION ABOUT THE GENETIC MATERIAL  DNA It stands for deoxyribo nucleic acid.  It is the…

Q: ngineer a chromosomally XY mouse in which SRY gene is inactivated. What do you expect to observe in…

A: The DNA molecule is bundled into chromosomes, which are thread-like structures found in the nucleus…

Q: Which type(s) of chromosomal aberrations will suppress recombination in heterozygotes?  A.)…

A: Chromosomal aberrations It is a condition that affects autosomes, sex chromosomes, or both, and is…

Q: Which is NOT true about Down syndrome: A) The increased risk of Down Syndrome correlates with the…

A: Genetic disorders can be outlined as the clinical conditions, which occur in the body of an…

Q: Which of the following statements about linkage disequilibrium is false?    a.) A new mutation first…

A: Linkage disequilibrium (LD) is defined as the non-random association of alleles at different loci.…

Q: polyploidy B) chromosome inversions C) single gene mutations D) aneuploidy

A: Cytogenetics is the branch of genetics that studies the morphology of Chromosomes in the nucleus. It…

Q: Which type(s) of chromosomal aberrations is/are likely to cause semisterility? Select all correct…

A: Introduction Any change in chromosome number and chromosome structure can cause various genetic…

Q: Describe two forms of genetic recombination. What functions do they fulfill?

A: Introduction: The adjustment of DNA arrangements by the breakage and rejoining of chromosomes or…

Q: A mutation creates a dominant negative allele of a particular gene. The gene encodes a protein that…

A: * A monomer is an single subunit and a trimer consists of three monomers bound together with bonds.…

Q: 37) The recessive alleles k (kidney-shaped eyes instead of wild-type round, c (cardinal-colored eyes…

A: This is the three points cross, cross between three genes i.e., k, c and eHere given,k c e  3 = Dcok…

Q: What is Epistasis? A) When one gene effect another B) When one gene effect multiple phenotype C)…

A: Introduction  Genes are the key component of genetic material which control almost all the cellular…

Q: In the diagram in the box below the horizontal line represents a chromosome and A, B, C, D and E…

A: Recombination is the formation of new combinations of genes, this result in formation of new…

Q: a) What is the chromosomal abnormality associated with Fragile-X Syndrome?   b) What is the…

A: Fragile X syndrome is a genetic condition which causes many problems in development.

Q: What is the major advantage of Homologous Recombination over Non-Homologous End Joining?

A: Double-strand breaks will arise when both strands of the DNA duplex are severed due to ionizing…

Q: 11. Using the hypothetical pathway below, determine what proportion of offspring will be Orange if…

A: In this pathway, the presence of orange colour means the absence of C and the presence of A+ B in…

Q: What characteristic specifically defines a High Frequency Recombination (HFr) cell line?

A: plasmid is an extrachromosomal DNA that can replicate independently.  F plasmid is called fertility…

Q: Which of the following could be used to produce seedless watermelons? A) cross between two 2n…

A: A typical watermelon contains 2 sets of chromosomes, referred to as diploid (2N); whereas, a…

Q: man and a woman have a child with cystic fibrosis. Neither parent has cystic fibrosis. How could…

A: Cystic fibrosis is an inherited life-threatening disorder that affects the lungs and digestive…

Q: If you wanted to produce a fly larvae with two head ends, which of the following would you do?…

A: The pattern formation in drosophila is a complex developmental event that is performed by…

Q: 13) Use the image below of the X and Y sex chromosomes of a human to answer the following question.…

A: INTRODUCTION : Chromosomes - In the nucleus of every cell, the DNA molecule is packaged into…

Q: (5) Which of the following statements regarding haplotype is correct? A) Haplotype usually refers to…

A: Genetic material of many organisms generally inherited from two parents. The DNA from the parents…

Q: A 26 kb chromosomal deletion causes the loss of gene ALPHA. This mutant allele of gene ALPHA is best…

A: The question is asking us to identify the type of mutation that best describes a situation where a…

Q: If 50% of gametes produced by a double heterozygote are recombinant, then Group of answer choices…

A: Genes are said to be linked if both the genes are present on same chromosome. On the other hand the…

Q: Q1: Choose the correct answer of the following questions 1) Which can a chromosome map show? A) the…

A: Chromosome mapping is used in autosomal DNA testing which allows determining which segments of DNA…

Q: Segregation and independent assortment are LEAST likely to be exhibited by genes in a) Escherichia…

A: Cell division is an important process for cells to divide and increase their number. Meiosis cell…

Q: What is nonhomologous recombination?

A: Chromosomes are long thread-like structures that carry coded genetic information in the form of DNA.…

Q: 1.  Two closely related species may have a very similar genome size but very different number of…

A:

Q: Determination of phenotypic sex in fruit flies is controlled by: A)

A: The determination of phenotypic sex in fruit flies is controlled by alternative splicing.…

Q: A reciprocal translocation occurs in an individual between chromosomes 4 and 18, and this…

A: Introduction :- Translocation is defined as the process , When any part of one chromosome detached…