Question 2 :
Which of the following is the least likely to be involved in stabilising the three-dimensional folding of most proteins?
Question 3 : Which one of the following structural formulae of two organic compounds is correctly identified along with its related function?<br> <img style='object-fit:contain' src='https://storage.googleapis.com/teachmint/question_assets/NEET/5d81c2c8ed89a522c5ea3822' />
Question 4 :
The major role of minor elements inside living organisms is to act as
Question 8 :
Anaphase Promoting Complex (APC) is a protein degradation machinery necessary for proper mitosis of animal cell. If APC is defective in a human cell, which of the following is expected to occur?
Question 9 :
Identify the meiotic stage in which the homologous chromosomes separate while the sister chromatids remain associated at their centromeres.
Question 10 :
{tex} \mathrm {Assertion}{/tex} : Every chromosome, during metaphase has two chromatids. <br>{tex} \mathrm {Reason}{/tex} : Synthesis of DNA takes places in the S-phase of interphase.
Question 11 :
{tex} \mathrm {Assertion}{/tex} : Meiotic division takes place in reproductive cells. <br>{tex} \mathrm {Reason}{/tex} : Synapsis occurs during zygotene of meiosis.
Question 13 : Given structural formula is correctly identified along with its related function by which of the following options?<br><img style='object-fit:contain' src="https://data-screenshots.sgp1.digitaloceanspaces.com/5e8eca0947c24c0489c29a82.jpg" />
Question 14 :
The structure of glucose and galactose are same except with regard to
Question 18 :
Assertion : Karyokinesis occurs in M-phase<br>Reason : Cell division stops in M-phase
Question 19 :
Which of the following is not a part of enzyme but it activates the enzyme
Question 24 :
In the modern system of nomenclature which one of the following enzyme occupies 1st position
Question 27 :
When we homogenize any tissue in an acid the acid soluble pool represents.
Question 29 :
The number of amino and carboxyl groups in an amino acid is never
Question 31 :
Which one of the following biomolecules will be different in different animals
Question 33 :
Primary protein structure determines which of the following additional levels of protein organization?
Question 36 :
CO<sub>2</sub> + H<sub>2</sub>O → H<sub>2</sub>CO<sub>3</sub> (Carbonic acid) <br>Which one is incorrect about the above reaction?
Question 40 :
The Michaelis constant is a measure of which one of the following?
Question 41 :
Assertion : Enzyme becomes inactive below minimum temperature.<br>Reason : The inactivity of the enzymes is due to denaturation.
Question 42 :
How many ATP is required during anaphase to move chromosomes from equator to the poles
Question 44 :
Prophase of reduction divisions is divided into number of stages. The correct chronological sequence is
Question 46 :
The non-sister chromatids twist around and exchange segments with each other during or In meiosis crossing over is initiated at
Question 48 :
Which of the following phases of the cell cycle is not part of interphase -
Question 50 : <p>…….. is the most abundant protein in whole of the biosphere</p>
Question 54 : <p>The chemical reactions which liberate energy by enzymatic oxidation of food stuffs to <img style='object-fit:contain' src="https://storage.googleapis.com/teachmint/question_assets/NEET/5ece47480e3719389a31f5fb"/>and <img style='object-fit:contain' src="https://storage.googleapis.com/teachmint/question_assets/NEET/5ece47a0eab619455fcb734b"/>, in the tissues are referred to as the</p>
Question 55 : <p>The double helical model of the DNA was proposed by Watson and Crick based on what data produced by Wilkins and Franklin?</p>
Question 58 : <p>Cleavage is a unique form of mitotic cell division in which</p>
Question 59 : <p>If there are 120 adenine molecules in a B-DNA double helical structure showing 20 coils, what is the number of pyrimidine nucleotides forming three hydrogen bonds in it?</p>
Question 60 : <p>Which of the following statements are false?</p><p>I. Most cells are tiny and their volume ranges from 1 to 1000 <img style='object-fit:contain' src="https://storage.googleapis.com/teachmint/question_assets/NEET/5ecfac014f863f08e0a9fed1"/>.</p><p>II. Some cells have the microvilli to increase the absorptive surface area.</p><p>III. All cells arise from pre-existing cells.</p><p>IV. In plants, translocation of solutes is performed by xylem vessels and tracheids.</p><p>V. According to cell theory, all cells arise from abiotic material.</p>
Question 61 : <p>The cell as a basic unit of structure of living things was discovered by</p>
Question 64 :
When cell has stalled DNA replication fork, which checkpoint should be predominantly activated?
Question 69 :
Which one of the following precedes re-formation of the nuclear envelope during M-phase of the cell cycle?
Question 70 :
Which of the following types of plastid does not contain stored food material?
Question 74 : Match column I (function) with column II (Types of enzymes) and select the correct option.
<table>
<tbody>
<tr>
<td>Column I(Function)</td>
<td>Column II (Types of enzymes)</td>
</tr>
<tr>
<td>A. Enzymes catalysing breakdown without addition of water</td>
<td>I. Isomerases .</td>
</tr>
<tr>
<td>B. Enzyme catalyzes the conversion of an aldose sugar to a ketose sugar.</td>
<td>II. Oxidoreductase </td>
</tr>
<tr>
<td>C. Enzyme where catalysis involves transfer of electrons.</td>
<td>III. Ligases </td>
</tr>
<tr>
<td>D. Enzyme catalysing bonding of two components with the help of ATP.</td>
<td>IV. Lyases </td>
</tr>
</tbody>
</table>
Question 75 : Refer the given structure of adenylc acid. In this identify<br /><img style='object-fit:contain' src="https://s3.ap-south-1.amazonaws.com/me-p/5f4ce0a816d7e6154e451071.jpg" />
Question 76 : The given graph shows the effect of substrate concentration on the rate of reaction of the enzyme greengram-phosphatase. What does the graph indicate? <br /><img style='object-fit:contain' src="https://s3.ap-south-1.amazonaws.com/me-p/5f4ce57a16d7e6154e45107c.jpg" />
Question 79 :
Enzyme that break nucleic acids into nucleotides belongs to which of the following class ?
Question 81 :
Which of the following statement(s) is/are correct about S-phase (synthetic phase) ? <br />(i) It occurs between {tex}G_1{/tex} and {tex}G_2{/tex} phase. <br />(ii) It marks the period during which DNA replicates. <br />(iii) At the end of this phase, DNA is doubled but the number of chromosomes remains unchanged. <br />(iv) As the DNA is doubled in this phase number of chromosomes is also doubled. <br />(v) Centrioles replicate in this phase. <br />(vi) Amount of DNA changes from 2C to 4C.
Question 82 :
<b>Assertion</b>: Karyokinesis follows cytokinesis. <br><b>Reason</b>: Karyokinesis is the division of cytoplasm into two daughter cells.
Question 84 :
If you are provided with root-tips of onion in your class and are asked to count the chromosomes, which of the following stages can you most conveniently look into?
Question 88 : <p> <font face="Cambria Math, serif">The free energy of a system, in a spontaneous reaction</font></p>
Question 89 : <p> <font face="Cambria Math, serif">Choose the correct combination of options to select the correct statement for prophase</font></p> <p> <font face="Cambria Math, serif">I. Chromosomal material condenses to form compact mitotic chromosomes</font></p> <p> <font face="Cambria Math, serif">II. The assembly of mitotic spindle is initiated by the microtubules</font></p> <p> <font face="Cambria Math, serif">III. Cells do not show organelles when viewed under the prophase</font></p> <p><font face="Cambria Math, serif">IV. The nucleolus or nucleoli degenerate completely</font></p>
Question 90 : <p> <font face="Cambria Math, serif">During, meiosis-I, the bivalent chromosomes clearly appear as tetrads during</font></p>
Question 91 : <p> <font face="Cambria Math, serif">The non-sister chromatids twist around and exchange segments with each other during</font></p>
Question 92 : <p> <font face="Cambria Math, serif">During cell cycle, RNA and non-histone proteins are synthesized in</font></p>
Question 94 : <p> <font face="Cambria Math, serif">Which of the following character is related with telophase?</font></p>
Question 98 : <p> <font face="Cambria Math, serif">The largest subunit of prokaryotic ribosomes is</font></p>
Question 99 : <p> <font face="Cambria Math, serif">The double helix model of Watson and Crick is known as</font></p>
Question 100 : <p> <font face="Cambria Math, serif">Clover leaf secondary structure of </font> <img style='object-fit:contain' align="absmiddle" src="https://storage.googleapis.com/teachmint/question_assets/NEET/5ff7ef4c70a9772e9a917bad"/> <font face="Cambria Math, serif">RNA has anticodon arm which</font></p>
