MCQ
Persons of blood group $A$ contain
- ✓Antigen $A$ and antibodies $b$
- BAntigen $A$ and antibodies $a$
- CAntigen $A$ and $B$ and no antibodies
- DNo antigens and both $a$ and $b$ antibodies
✓
Answer
Correct option: A.
Antigen $A$ and antibodies $b$
a
It's Obvious
It's Obvious
Need a full question paper?
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
Explore more
Similar questions
Consider the following statements regarding reproduction in class-Chloropyceae.
→$I.$ Asexual reproduction is mainly by flagellated zoospores produced in zoosporangia.
$II.$ The sexual reproduction shows considerable variation in the type and formation of sex cells and it may be isogamous, anisogamous and oogamous.
Which of the statements given above are correct?
Identify the position of gynoecium in the given diagrams $A$ to $D$
→Mesangial cells are located:
The cortex extends in between the medullary pyramids as renal columns called
Inner to hilum of the kidney, there is a broad funnel-shaped space called
The haemocoel of an insect is actually a
Mark the correct statement for the organism given below in figure.
Osteoporosis, an agerelated disease of skeletal system, may occur due to
Which of the following would happen if the supply of $O_2$ is decreased to an illuminated wheat plant
→Which of the following muscles are not under the voluntary control of nervous system?