Already have an account? Get multiple benefits of using own account!
Login in your account..!
Remember me
Don't have an account? Create your account in less than a minutes,
Forgot password? how can I recover my password now!
Enter right registered email to receive password!
BACK CROSS
When F1 individual (Tt) is crossed with one of the two parents, either tall (TT) or dwarf (tt), such a cross is called the back cross. There are two possibilities in such a cross : -
(i) When F1 (Tt) is crossed with the dominant homozygous (TT) parent, the plants produce will be 100% tall.
(ii) If F1 (Tt) is crossed with recessive homozygous (tt), 50% plants will be tall and 50% dwarf.
Uses of a Back Cross
Back crosses are used by plant breeders to rapidly improve a variety by making a useful trait (gene) homozygous, that is pure.
If carbon 1 is the carbonyl group of a 6-carbon aldose (aldohexose), which carbon determines if the sugar is a D- or L- stereoisomer? Select one: a. 1 b. 2 c. 3 d. 4
In mountain rabbits, the EL-1 gene is located on chromosome 3. Four alleles of this gene have been identified in the population. With respect to EL-1, what is the maximum number of
Q. Anatomy in relation to taxonomy? The use of anatomical* characters in taxonomy began with the development of the microscope which provided the biologist a new tool to observ
Polysaccharide - polymer composed of monosaccharide monomers Starch - Energy storage in plants à straight (amylose) and branched (amylopectin) chains of α-glucose Glycogen
Hirschsprungs Disease (Congenital Megacolon): This is also known as congenital megacolon. There is absence of ganglion cells, submucus plexus and intramural plexus (parasym
After ovulation:- (a) what structure replaces the Graafian follicle (b) what hormone does it produce? (a) After ovulation, the follicle is replaced by the cor
A healthy potted pitcher plant when kept in a green house with favourable conditions of light, temperature, soil and water showed poor growth although there was no infection. Give
when microbial culture must be harvested after giving osmotic stress to analyze osmotolerant genes?
Medical Nutrition Therapy Medical Nutrition Therapy (MNT) is defined as the assessment of the nutritional status of a client followed by nutrition therapy ranging Pon
What modern technology used for the integumentary system?
Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!
whatsapp: +91-977-207-8620
Phone: +91-977-207-8620
Email: [email protected]
All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd