Given below are two statements:
Statement I: RNA interference takes place in all eukaryotic organisms as method of cellular defense.
Statement II: RNAi involves the silencing of a specific mRNA due to a complementary single stranded RNA molecule that binds and prevents translation of mRNA
In the light of the above statements, choose the correct answer from the options given below.
1. Statement I is True but Statement II is False.
2. Statement I is False but Statement II is True.
3. Both Statement I and Statement II are True.
4. Both Statement I and Statement II are False.
Subtopic:  Interference RNA Tech |
 57%
Level 3: 35%-60%
NEET - 2024
Hints

Identify the wrong statements :
A. Erythropoietin is produced by juxtaglomerular cells of the kidney
B. Leydig cells produce Androgens
C. Atrial Natriuretic factor, a peptide hormone is secreted by the seminiferous tubules of the testes
D. Cholecystokinin is produced by gastro intestinal tract
E. Gastrin acts on intestinal wall and helps in the production of pepsinogen
Choose the most appropriate answer from the options given below
1. D and E only
2. A and B only
3. C and E only
4. A and C only
Subtopic:  Hormones of Heart, Kidney and Gastrointestinal Tract |
 66%
Level 2: 60%+
NEET - 2024
Hints

Given below are two statements: One is labelled as Assertion A and the other is labelled as Reason R.
Assertion (A): Members of subphylum vertebrate possess notochord during the embryonic period. The notochord is replaced by a cartilaginous or bony vertebral column in the adult.
Reason (R): All chordates are vertebrates but not all vertebrates are chordates
In the light of the above statements, choose the correct answer from the options given below:
1.  (A) is True but (R) is False
2.  (A) is False but (R) is True
3.  Both (A) and (R) are True and (R) is the correct explanation of (A).
4.  Both (A) and (R) are True but (R) is not the correct explanation of (A).
Subtopic:  Phylum Chordata |
 66%
Level 2: 60%+
NEET - 2024
Hints

advertisementadvertisement

Given below are two statements: One is labelled as Assertion (A) and the other is labelled as Reason (R).
Assertion (A): During the transportation of gases, about 20-25 percent of CO2 is carried by haemoglobin as carbamino-haemoglobin.
Reason (R): This binding is related to high pCO2 and low pO2 in the tissues

In the light of the above statements, choose the correct answer from the options given below.
1.  (A) is True but (R) is False.
2.  (A) is False but (R) is True.
3.  Both (A) and (R) are True and (R) is the correct explanation of (A).
4.  Both (A) and (R) are True but (R) is not the correct explanation of (A).
Subtopic:  Respiratory System: Transport of Gases |
 61%
Level 2: 60%+
NEET - 2024
Hints