MCQ
The notochord in vertebrates is modified into
- ✓Vertebral column
- BCentrum of vertebrae
- CBody of vertebrae
- DTransverse process of vertebrae
✓
Answer
Correct option: A.
Vertebral column
a
(a) The notochord in vertebrates is modified into vertebral column.
(a) The notochord in vertebrates is modified into vertebral column.
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Choose the correct option given below :-
(A) The lymphoid tissue located within the lining of major tracts in body is called mucosa associated lymphoid tissue (MALT) and constitute 40% of lymphoid tissue in human body.
(B) AIDS stands for Acquired Immuno Deficiency Syndrome and it was first reported in 1971 (year).
(C) AIDS is caused by HIV, a member of a group of viruses called retrovirus that has DNA genome.
(D) The incubation period for AIDS is 5 - 10 years.
(E) Once HIV gets inside body, virus enters macrophage where RNA genome replicates to form viral DNA with help of enzyme reverse transcriptase.
(F) Macrophage in our body act as HIV factory.
(G) HIV attacks killer T-lymphocyte.
(H) A widely used diagnostic test for AIDS is ELISA.
(I) NACO stands for National AIDS Control Organization.
(J) Normal cell shows a property of contact inhibition by virtue of which contact with other cells inhibit their uncontrolled growth.
(K) Malignant tumors normally remain confined to original location and causes little damage.
(L) Malignant tumors are mass of proliferating cells called neoplastic or tumor cells.
(M) The metastatis is property of benign tumors by which it reach different sites of the body.
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