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B and T lymphocytes arise from _____________

B and T lymphocytes arise from _____________ Correct Answer hematopoietic stem cells

B and T cells arise from the same precursor – hematopoietic stem cells that undergo different pathways of differentiation. B-lymphocytes target the extracellular pathogens whereas the T-lymphocytes attack intracellular pathogens.

Related Questions

Match the items of List - II with the items of List - I and indicate the code of correct matching. The items relate to economies of scale/scope. List - I List - II (a) Economies of scale (i) arise with lower average costs of manufacturing a product when two complementary products are produced by a single firm (b) Internal economies ii) Mean lowering of costs of production by producing in bulk c) External economies (iii) Arise when cost per unit depends on size of the firm (d) Economies of scope (iv) Arise when cost per unit depends on the size of the industry, not the firm  
B-lymphocytes originate from the bone marrow, whereas T lymphocytes originate from
Consider the following statements regarding the origin of polyploidy and choose the correct answer:
1. The egg may be fertilized by more than one sperm
2. There may be a failure of mitosis
3. Triploids may arise as a result of fertilization of unreduced gametes
4. An autotetraploid may arise either by the doubling of chromosomes or fertilization between two different gametes
In the following passage, some of the words have been left out. Read the passage carefully and select the correct answer for the given blank out of the four alternatives.
My tooth-brush is a thing that haunts me when Im travelling, and ____________ my life a misery. I _____________ that I havent packed it, and wake up in a cold ________________, and get out of bed and hunt for it. And, in the morning, I pack it before I have used it, and have to unpack again to get it, and it is always the last thing I turn out of the bag; and _____________ I repack and forget it, and have to rush upstairs ___________ it at the last moment and carry it to the railway station, wrapped up in my pocket-handkerchief. Of course I had to turn every mortal thing out now, and, of course, I could not find it.
I turn out of the bag; and _____________ I repack and forget it,
In the following passage, some of the words have been left out. Read the passage carefully and select the correct answer for the given blank out of the four alternatives.
My tooth-brush is a thing that haunts me when Im travelling, and ____________ my life a misery. I _____________ that I havent packed it, and wake up in a cold ________________, and get out of bed and hunt for it. And, in the morning, I pack it before I have used it, and have to unpack again to get it, and it is always the last thing I turn out of the bag; and _____________ I repack and forget it, and have to rush upstairs ___________ it at the last moment and carry it to the railway station, wrapped up in my pocket-handkerchief. Of course I had to turn every mortal thing out now, and, of course, I could not find it.
I _____________ that I havent packed it,
In the following passage, some of the words have been left out. Read the passage carefully and select the correct answer for the given blank out of the four alternatives. While language as the medium ___________ thought may be compared to air as the medium of the sun's influence, in other _____________ it is like the skin of the body; a scurvy skin shows bad blood within, and a scurvy language shows inaccurate thought ___________ a confused mind. And as a disease once fixed on the skin reacts and poisons the blood in turn as it has first been poisoned by the blood, so careless use of language __________ indulged reacts on the mind to make it permanently and increasingly _____________, illogical, and inaccurate in its thinking. increasingly _____________, illogical, and
In the following passage, some of the words have been left out. Read the passage carefully and select the correct answer for the given blank out of the four alternatives.
The most powerful and the most perfect ____________ of thought and feeling through the medium of oral language must be traced to the mastery of words.___________ is better suited to lead speakers and readers ___________ English into an easy control of this language than the command of the phrase that perfectly expresses the thought. Every speaker's aim is to be heard and _____________. A clear, crisp _____________ holds an audience as by the spell of some irresistible power. aim is to be heard and _____________. A clear
In the following passage, some of the words have been left out. Read the passage carefully and select the correct answer for the given blank out of the four alternatives. While language as the medium ___________ thought may be compared to air as the medium of the sun's influence, in other _____________ it is like the skin of the body; a scurvy skin shows bad blood within, and a scurvy language shows inaccurate thought ___________ a confused mind. And as a disease once fixed on the skin reacts and poisons the blood in turn as it has first been poisoned by the blood, so careless use of language __________ indulged reacts on the mind to make it permanently and increasingly _____________, illogical, and inaccurate in its thinking. in other _____________ it is like the skin
In the following passage, some of the words have been left out. Read the passage carefully and select the correct answer for the given blank out of the four alternatives.
_____________ who argue in this way support their case by pointing to the lack of a general consensus of opinion which obtains in many parts of the field which the philosopher regards as his own; and also by ____________ out that, even within this field, there is a growing tendency ___________ the part of certain sciences to separate themselves from philosophy and _____________ independent. Thus the psychologist and the logician are sometimes very anxious to have it understood that they belong among the scientists and ___________ among the philosophers.
from philosophy and _____________ independent.
In peripheral nervous system the nerves that arise from spinal cord and brain are called as _____________