Biology WAEC

During blood transfusion, agglutination may occur as a result of the reaction between?

A. similar antigens and antibodies
B. contrasting antigens and antibodies
C. two different antigens
D. two different antibodies
E. white blood cells from the two individuals.

Correct Answer:

Option B – contrasting antigens and antibodies

Explanation

AGGLUTINATION TABLE

Blood group

(ABO system)

Anti- A serum Anti- B serum
A Clumping No clumping
B No clumping Clumping
AB Clumping Clumping
O No clumping No clumping

Note that the contrasting antibodies clump, as well as the contrasting antigens.

Sunday

Share
Published by
Sunday
Tags: Biology

Recent Posts

LIN 201 Theory Question: Roles and Shortcomings of ICT in Nigeria’s Recreation and Tourism Sector

200 Level Department of Geography And Planting Science exam questions and detailed answers. Download the answers…

18 mins ago

LIN 309 Theory Question: Approaches to Environmental Impact Assessment (EIA) for Recreation and Tourism Development in Nigeria

300 Level Department of Linguistics And Nigerian Languages exam questions and detailed answers. Download the answers…

31 mins ago

LIN 309 Theory Questions: Short Notes on Phonetic Processes

300 Level Department of Linguistics And Nigerian Languages exam questions and detailed answers. Download the answers…

2 hours ago

LIN 309 Theory Question: Distinction Between Articulation Types: Normal vs. Displaced and Weak vs. Strong

300 Level Department of Linguistics And Nigerian Languages exam questions and detailed answers. Download the answers…

2 hours ago

LINK 309 Theory Question: Approximants in Phonetics: A Detailed Description

300 Level Department of Linguistics And Nigerian Languages exam questions and detailed answers. Download the answers…

3 hours ago

LIN 309 Theory Question: Stop Sounds in Linguistics: A Comprehensive Analysis

300 Level Department of Linguistics And Nigerian Languages exam questions and detailed answers. Download the answers…

3 hours ago