NUMS 2024 | Biology Key

NUMS 2024 | Biology Key | Let's Crack MDCAT
Key of Biology portion of best NUMS Paper so far..
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[SaimQureshi-uhrd]

2 me C hoga protein bnti hy RER phir SER me jakr vesicle ky andr Golgi complex tak jati hy phir phir usko secret karty hn

[Paras-cz]

Sir Q:2 answer should be option C because protein synthesis in RER.

[nkproduction]

@23:10
Membrane potential +50mV - The refractory period is the time during which a neuron is unable to fire another action potential. This occurs when the membrane potential is depolarized to a positive value, typically around +50mV.

[nkproduction]

@22:10
Transmission of nerve impulse - Electrical synapses allow for the direct transmission of nerve impulses between neurons, without the need for neurotransmitters.

[nkproduction]

@32:45
D. Acting as a cell surface marker - Nucleoproteins are proteins associated with nucleic acids, such as DNA and RNA. They play various roles, including acting as cell surface markers to identify and recognize different cell types.

[nkproduction]

@29:15
C. Formation of oxyhemoglobin - Oxyhemoglobin is formed in the lungs when oxygen binds to hemoglobin. This process occurs during gaseous exchange at the alveolar level, not at the tissue level.

[Bharatraj]

Q 10 main in the absence of cytochrome likha Hua hai
Lekn option D main movement of protons jo k cytochrome complex hi jump krwata hai

[nkproduction]

@18:00
Ψw of soil < Ψw of root - Plants growing in saline soil face dehydration because the water potential (Ψw) of the soil is lower than that of the root cells. This causes water to move out of the root cells and into the soil, leading to dehydration.

[ihi]

Sir ABO doesn’t follow mendels law ftb mei likha hai under exceptions of mendelian inheritance

[nkproduction]

@16:20
Blood composition - The lymphatic system is primarily involved in fluid balance, immune function, and fat absorption. It does not directly affect the composition of blood.

[Yourkdramaupdates]

Sir question no 52 mai baldness tou sex influenced trait he option D kyun nae correct hoga? Kyun ke heterozygous female normal hi hoty he

[carboy]

Sir nums ki Physis ke last 5 questions RBcs se related tha kindly explain kare plz

[zaidabro]

Sir 31:00 mcq 44 mein autolysis nhi hoga? Kyu k phagocytosis is the process in which cell engulfs substances through it's cell membrane.

[nkproduction]

@31:00
B. Autolysis - Autolysis is the process of self-destruction of cells by their own enzymes. A lizard detaching its tail when attacked is an example of autolysis, as the tail is sacrificed to allow the lizard to escape.

[nkproduction]

D. Tetany - Hypoparathyroidism is a condition characterized by low levels of parathyroid hormone, which regulates calcium levels in the blood. Tetany is a symptom of hypoparathyroidism caused by low calcium levels, leading to muscle spasms and cramps.

[SadamHussain-cv]

Sir I am you big fan I see your all videos I am absn student sir please upload a great leacture on lymphatic system

[typagirlious]

Sir 1st mcq ka Jo 3rd option ha wo plasma membrane ka function es tarha se nahi ho Sakta Kya jese k hum n bioenergetics main parha tah proton pump gradient ko banta ha membrane main phir atp driven pump hota ha atp banata ha tu wo plasma membrane ka function nahi???

[haider-xs]

4 MCQ Beta option is correct.
Sucrose is non reducing sugar

[SalmanKhan-bsmc]

Sir kia bta rha ha ap
Q 6 ma A ans ha hormones ka kam ha joka proteins hoskti ha
Baki sara option ma fibrous protiens ha joka sirf secondary structure rkta ha

[irfankhanlri]

Sir ap ne kuch mcqs ghalat batai ha 2nd mcqs ap dekla sir