Broad palm with single palm crease is visible in a person suffering from-
1.Thalassemia2.Down's syndrome
3.Turner's syndrome4.Klinefelter's syndrome
Subtopic: Β Non - Disjunction & Aneuploidy |Β Sex Aneuploidy - Turner & Klinefelter Syndrome |
Β 89%
Level 1: 80%+
NEET - 2023
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Given below are two statements:
 
Statement I: Low temperature preserves the enzyme in a temporarily inactive state whereas high temperature destroys enzymatic activity because proteins are denatured by heat.
Statement II: When the inhibitor closely resembles the substrate in its molecular structure and inhibits the activity of the enzyme, it is known as competitive inhibitor.
In the light of the above statements, choose the correct answer from the options given below:
1. Statement I is false but Statement II is true.
2. Both Statement I and Statement II are true.
3. Both Statement I and Statement II are false.
4. Statement I is true but Statement II is false.
Subtopic: Β Factors Affecting Enzyme Catalysis Reaction |Β Enzyme Inhibition |
Β 89%
Level 1: 80%+
NEET - 2023
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Which one of the following common sexually transmitted diseases is completely curable when detected early and treated properly?
1. HIV Infection  2. Genital herpes
3. Gonorrhoea 4. Hepatitis-B
Subtopic: Β Sexually Transmitted Infections |
Β 84%
Level 1: 80%+
NEET - 2023
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Given below are two statements:

I: Electrostatic precipitator is most widely used in a thermal power plant.
II: Electrostatic precipitator in a thermal power plant removes ionising radiations.
 
1. Statement I is incorrect but Statement II is correct.
2. Both Statement I and Statement II are correct.
3. Both Statement I and Statement II are incorrect.
4. Statement I is correct but Statement II is incorrect.
Subtopic: Β Air Pollution |
Level 3: 35%-60%
NEET - 2023
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Given  below are two statements:
Statement I: Vas deferens receives a duct from seminal vesicle and opens into urethra as the ejaculatory duct.
Statement II: The cavity of the cervix is called cervical canal which along with vagina forms birth canal.
In light of the above statements, choose the correct answer from the options given below:
1. Statement I is incorrect but Statement II is correct.
2. Both Statement I and Statement II are correct.
3. Both Statement I and Statement II are incorrect.
4. Statement I is correct but Statement II is incorrect.
Subtopic: Β Male Reproductive System |Β Female Reproductive System-1 |Β Female Reproductive System-2 |
Β 86%
Level 1: 80%+
NEET - 2023
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Which one of the following symbols represents mating between relatives in human pedigree analysis?
1. 2.
3. 4.
Subtopic: Β Pedigree Analysis: Basics |
Β 90%
Level 1: 80%+
NEET - 2023
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Match List-I with List-II.
List-I List-II
A. Taenia I. Nephridia
B. Paramoecium II. Contractile vacuole
C. Periplaneta III. Flame cells
D. Pheretima  IV. Urecose gland
Choose the correct answer from the options given below:
Options: A B C D
1. II I IV III
2. I II III IV
3. I II IV III
4. III II IV I
Subtopic: Β Phylum Coelenterata |Β Phylum Ctenophora |Β Phylum Annelida |Β Phylum Arthropoda |
Β 83%
Level 1: 80%+
NEET - 2023
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Given below are two statements:
Statement I: In prokaryotes, the positively charged DNA is held with some negatively charged proteins in a region called nucleoid.
Statement II: In eukaryotes, the negatively charged DNA is wrapped around the positively charged histone octamer to form nucleosome.
In the light of the above statements, choose the correct answer from the options given below:
1. Statement I is incorrect but Statement II is correct.
2. Both Statement I and Statement II are correct.
3. Both Statement I and Statement II are incorrect.
4. Statement I is correct but Statement II is incorrect.
Subtopic: Β DNA Packaging |
Β 76%
Level 2: 60%+
NEET - 2023
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Which of the following functions is carried out by the cytoskeleton in a cell?
1. Transportation 2. Nuclear division
3. Protein synthesis 4. Motility
Subtopic: Β Cytoskeleton |
Β 78%
Level 2: 60%+
NEET - 2023
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Given below are two statements:
Statement I: Ligaments are dense irregular tissue.
Statement II: Cartilage is dense regular tissue.
In the light of the above statements, choose the correct answer from the options given below:
1. Statement I is false but Statement II is true.
2. Both Statement I and Statement II are true.
3. Both Statement I and Statement II are false.
4. Statement I is true but Statement II is false.
Subtopic: Β Connective Tissue |
Β 65%
Level 2: 60%+
NEET - 2023
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