Question
Asked Apr 24, 2019
777 views

Given that the individual has a dominant phenotype, is it possible to determine its genotype?

check_circle

Expert Answer

Step 1

The allele combinations of a gene present in an organism determine the genotype and phenotype. The genotype is the specific allele combination of a gene and the physical manifestation of the genotype known as the phenotype. An organism with two copies of same dominant alleles is homozygous dominant, and the organism with two copies of same recessive alleles is homozygous recessive. Heterozygous genotype consists of two different alleles of a gene.

Step 2

Testcross can be used to determine the genotype of an individual that has a dominant phenotype. The cross is made with homozygous recessive genotype. Testcross has two parents, where one parent is a true-breeding homozygous recessive individual, and the other parent has an unknown genotype but expresses a dominant tr...

Want to see the full answer?

See Solution

Check out a sample Q&A here.

Want to see this answer and more?

Solutions are written by subject experts who are available 24/7. Questions are typically answered within 1 hour.*

See Solution
*Response times may vary by subject and question.
Tagged in

Science

Biology

Genetics

Related Biology Q&A

Find answers to questions asked by student like you
Show more Q&A
add
question_answer

Q: Lactobacillus acidophilus ferments glycogen produced by the vaginal epithelium forming ________ ____...

A: The question asks to fill the following blank:Lactobacillus acidophilus ferments the glycogen that i...

question_answer

Q: uestions 1. Why was sodium chloride added to the tea solution before extracting with ethyl acetate? ...

A: Tea is considered as a daily beverage globally. The basic components of tea, like alkaloids, catechi...

question_answer

Q: What are the factors that influence the productivity of tropical forests?

A: The questions ask about the factors affecting the productivity of tropical forests.

question_answer

Q: TRUE or FALSE. The Enterotube II can only be inoculated using a culture from a nutrient broth media.

A: Enterotube is a plastic tube  comprising of nine biochemical tests, that occur in separate compartme...

question_answer

Q: I need help filling in the blanks

A: Hi, since you have posted multiple questions and have already answered few, we will be providing you...

question_answer

Q: Describe the parts of a phylogeny, and interpret it (e.g., identify a given taxon's sister taxon, an...

A: Parts of a phylogenetic tree includes:The 'tips' of the tree branches represent the taxa in the stud...

question_answer

Q: 1. During skeletal muscle contraction, what event directly precedes the release of actin by myosin? ...

A: It is required to mention the event that directly precedes the release of actin by myosin during the...

question_answer

Q: What are H and N spikes and how do they affect immunity in relation to the flue and why is it necess...

A: Common cold or flu is a viral infection that is transmitted through the air from person-to-person. O...

question_answer

Q: D only

A: A. Species D is more closely related to species G as both have yellow antennae.B. Species with red e...