Follow Our FB Page << CircleMedia.in >> for Daily Laughter. We Post Funny, Viral, Comedy Videos, Memes, Vines...

what is the difference between test cross and back cross?

Answer Posted / avantika roy

Back cross is the cross between progeny of 1st filial
generation with any of its parent.
Test cross is a part of back cross between f1 individuals
with homozygous recessive parent.and it is done to know the
unknown genotype(whether it is homozygous or heterozygous)

Is This Answer Correct ?    70 Yes 16 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

Genetic engineering harms or benefits human societyharms? What obstacles must gene therapy overcome? What instrumentation is required for DNA sequence analysis and how does it work?

2602


What are the dangers of Genetically Engineered foods?

1205


In sesame, the one-pod condition (P) is dominant to the three-pod condition (p), and normal leaf (L) is dominant over wrinkled leaf (l). The two characters are inherited independently. Determine the genotypes and phenotypes of the two plants which produce the following progeny: 318 one- pod normal, 98 one-pod wrinkled, 323 three-pod normal and 104 three-pod wrinkled.

4603


Why was rii locus chosen by Benzer for his experiment?

3999


Has vitamin c been produced in a human naturally before?

1254






What is the importance of genetics?

215


What is the chemical composition of gene?

1375


What is Heterozygote detection?

1300


How is a genetic trait determined by the genetic code within a dna molecule?

181


Cystic fibrosis (CF) occurs with a frequency of about 1/2500 Caucasian newborns and is inherited as an autosomal recessive. A woman had an older sister die from complications of this disease. CF is not present among relatives of her husband. Both the woman and her husband have normal phenotypes. What is the chance this couple will have a CF child

1251


The village of Oblong has 400 normally-shaped residents. Transferrin is an iron carrier found in blood, and electrophoretic variation of this protein is determined by an autosomal codominant system. The citizens of Oblong were typed for their transferrin complements. The distribution of transferrin phenotypes was: 100 CC, 100 CD, and 200 DD. What is the frequency of the C allele?

1197


If curly hair is genetic, why do you have curly hair if none of your ancestors did?

197


Are there additional resources / individuals that you can recommend for my paper?

1326


Why would farmers, doctors, and manufacturers be interested in Genetic Engineering?

1728


Explain in terms of gene product function how a mutant allele can be dominant? recessive?

1202