MHT CET · BIOLOGY · STD 12 - 3. Inheritance and Variation
In human, multiple alleles are seen controlling the inheritance of which of the following?
- A Sickle cell anaemia
- B Blood groups
- C Colour blindness
- D Thalassemia
Answer & Solution
Correct Answer
(B) Blood groups
Step-by-step Solution
Detailed explanation
The ABO blood group system is determined by three alleles: A, B, and O. The presence of different combinations of these alleles results in different blood types (A, B, AB, or O).
See the Complete Solution
Get step-by-step explanations for this and 2.5 Lakh+ more JEE, NEET & CET questions.
- Unlock all solutions
- Practice the full chapter
- Track accuracy across PYQs
4.8 rated on Google Play · 14,000+ reviews
More questions from BIOLOGY
- Enzyme trypsin secreted in duodenum is mos active at an optimum pH ofMHT CET 2021 Hard
- Select the correct statements about alveoli from the following.
i. Air sac of each tertiary bronchi shows 10 to 12 alveoli.
ii. Each alveolus is surrounded by a network of capillaries.
iii. They are lined by ciliated pseudostratified epithelium.
iv. They provide surface area for exchange of gases.
v. There are about 700 million alveoli in the lungsMHT CET 2024 Hard - Which of the following hormones initiates parturition?MHT CET 2014 Medium
- Match the type of blood cells in column I respective structure in column II and function in column III and select the correct option given below.
Column I Column II Column III I. Erythrocytes A. Spherical large cells, nucleus with many lobes. L. Clotting of blood II .Neutrophils B. Cellular fragments small, oval shaped M. Humoral and cell medicated immunity III. Lymphocytes C. Spherical nucleus, agranular cytoplasm N. Transport of gases O₂ and CO₂. IV. Thrombocytes D. Enucleated, biconcave circular in shape O. Phagocytic in function MHT CET 2022 Medium - Identify the wrong statement regarding the process in sewage treatment.MHT CET 2018 Medium
- Given below are two statements:
Statement I: Plasma creatinine is produced during catabolism of creatinine phosphate in skeletal muscle contraction.
Statement II: Creatinine phosphate provides ready source of high energy phosphate.
In the light of above two statements, choose the most appropriate answer from the options given below.MHT CET 2024 Medium
More PYQs from MHT CET
- The average life span of RBCs is _________ days.MHT CET 2021 Medium
- Which compound from following has highest boiling point?MHT CET 2024 Easy
- In glycolysis, the two ATP molecules are consumed during ____.MHT CET 2023 Medium
- If \(y=\log _{10} x+\log _x 10+\log _x x+\log _{10} 10\), then \(\frac{d y}{d x}=\)MHT CET 2021 Medium
- According to Raoult's law, relative lowering of vapour pressure for a solution containing a non volatile solute is eal toMHT CET 2020 Easy
- Let \(P, Q, R\) and \(S\) be the points on the plane with position vectors \(-2 \hat{i}-\hat{j}, 4 \hat{i}, 3 \hat{i}+3 \hat{j}\) and \(-3 \hat{i}+2 \hat{j}\) respectively. Then the quadrilateral PQRS must be aMHT CET 2024 Medium