ABO blood groups in humans are controlled by the gene I

Abo Blood Groups In Humans Are Controlled By The Gene Biology Question

ABO blood groups in humans are controlled by the gene I. It has three alleles – Iᴬ Iᴮ and i. Since there are three different alleles, six different genotypes are possible. How many phenotypes can occur?

Options

(a) Three
(b) One
(c) Four
(d) Two

Correct Answer:

Four

Explanation:

The three calle/es in ABO blood groups in humans can produce six different genotypes and four different phenotypes.

Genotypes        Phenotypes

Iᴬ Iᴬ, Iᴬ i               Blood group A

Iᴮ Iᴮ , I i               Blood group B

Iᴬ Iᴮ                        Blood group AB

i i                             Blood group O

Related Questions:

  1. One gene-one enzyme relationship was established for the first time in
  2. Apomixis is a type of reproduction that results in the development of a/an
  3. Metamorphosis of tadple is due to which of the following hormone?
  4. Which one of the following pairs of food components in humans reaches
  5. Which one of the following rank contains organisms most similar to one another

Topics: Human Physiology Systems (35)
Subject: Biology (4253)

Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score

18000+ students are using NEETLab to improve their score. What about you?

Solve Previous Year MCQs, Mock Tests, Topicwise Practice Tests, Identify Weak Topics, Formula Flash cards and much more is available in NEETLab Android App to improve your NEET score.

NEETLab Mobile App

Share this page with your friends

Be the first to comment

Leave a Reply

Your email address will not be published.


*