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3851.

Explain the different segment of a standard ECG

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Discussion
3852.

What is difference between homothallic and heterothallic

Answer» The main difference between homothallic and heterothallic is that homothallic is the condition of having both male and female reproductive structures on the same thallus whereas heterothallic is the condition of having male and female reproductive structures in different thalli.
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3853.

What is the main function of liver

Answer» Secrete anticoagulant (heparin) prevent blood clotting.Produce RBC in the embryoProduce protein
Synthesis bile juice..
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3854.

Define JGA

Answer» Juxta glomerulus apparatus.in chapter excretion
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3855.

Process of Blood circulation in easy to understood language...

Answer» Learn in path form....means step by step..
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3856.

How many marks need to pass class 11

Answer» Halfearly - 23 + annual - 23=46 marks u need to pass in 11th
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3857.

Short note on RNA DNA n proteins

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3858.

What is critical concentration

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3859.

What does identification mean

Answer» Identification means separating organisms in different kingdom according to their characteristics.
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3860.

How is impulse transmitted from one neuron to another neuron

Answer» Through synaptic vesicles neurotransmitters are transported to another neuron
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3861.

What are the various difference between virus and viriods

Answer» Protein coat absent in viroid
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3862.

What is permanent tissue

Answer» Do not*
These r the tissues which dono divide further
Discussion
3863.

Plasticity

Answer» Property of any object,or thing due to which it is no longer able to regain it\'s original shape after the removal of deforming force
Discussion
3864.

What is prosthetic group

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3865.

Explain the role of gastric juice in digestion?

Answer» The proenzyme pepsinogen present in gastric juices, converts HCl into pepsin.Then pepsin converts into proteoses and peptones.The mucus and bicarbonates present in gastric juices help in lubrication and protection of mucosal epithelium from excoriation by HCl .
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3866.

What is CAM cycle?

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3867.

Difference between action spectrum and absorption spectrum.

Answer» \tAbsorption spectrumAction spectrumIt shows the wavelengths of light absorbed by each pigment for, e.g., chlorophyllIt shows the overall rate of photosynthesis at each wavelength of light.It is the graphical representation of the different wavelengths of light absorbed by the different pigments in the leaf during the process of photosynthesis.It is the graphical representation of the effectiveness of the different wavelengths of light in photosynthesis.It infers the relationship between the quality of light and the absorbing capacity of pigments.It infers the relationship between photosynthetic activity in relation to different wavelengths of light.It can be studied directly.It is studied in relation to oxygen evolved or carbon dioxide absorbed.The absorption of wavelengths of different pigments can be measured with a spectrophotometer.The amount of photosynthesis can be measured with the amount of carbon dioxide fixation, oxygen production, NADP Reduction, etc.\t
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3868.

Explane how insulin and glycagon control the normal blood glucose level

Answer» By maintain the balance level of each other...
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3869.

What is the utility of enzyme in a cell

Answer» It act as a biological catalyst for the anabolic or catabolic reactions in a cell.
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3870.

Name the non digestive enzyme released into intestine and give its role

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3871.

What is a centromere

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3872.

Why is SA node is called the pacemaker of our heart ??

Answer» Because it provide beats to our hear by rhythmic contaction and expansion of heart.
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3873.

Why long bones are long not short.....?

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3874.

name the harmone which is gaseous in nature??

Answer» Ethylene
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3875.

Neck absent in frog..This helps in jumping on ground how?

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3876.

Hormone responsible for photoperidism is ?

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3877.

Explain C4 cycle

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3878.

Explain phosphophorylation in brief with diagram

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3879.

What is re production

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3880.

Name one hard and one guild connective tissue

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3881.

Master of gland

Answer» Pituitary gland
Pituitary gland
Discussion
3882.

How viruses are different from viroids?

Answer» Viroid lack a protien coat
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3883.

Name the basic unit of chitin molecule.....

Answer» N-acetyl- D glucosamine
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3884.

Functional unit of muscle contraction

Answer» Sacromere
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3885.

Modification of stem.......

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3886.

Explain about cytokinesis

Answer» It is the stage in which cytoplasm of the cell divide
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3887.

Explain glycolysis stepwise

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3888.

Thyroid gland

Answer» Maintains body metabolic rate
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3889.

Thyeoid gland

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3890.

What is cllittilun

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3891.

What is the full form of RAAF which is related to the hormones?

Answer» atrial fibrillation
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3892.

How is a diffrent from prophase 2miosis

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3893.

What is the chemical name of titin??

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Discussion
\t\tDicot rootMonocot rootThe cortex area is narrow.The cortex region is wide.The epiblema, cortex and endodermis are peeled and replaced by cork.There is no formation of cork and only the epiblema is peeled off.Older dicot roots have a covering of cork.Older monocot roots show a covering of exodermis.The endodermis is less thick and the Casparian strips are prominent.Endodermis cells are highly thick and the Casparian stripes are only visible in young roots.Passage cells are absent in the endodermis.Passage cells are present and they are thin-walled.Percicycle produces cork cambium and lateral roots.Pericycle only produces lateral roots.The number of xylem and phloem bundles vary from 2-5 and sometimes up to 8.The number of xylem and phloem cells range between 8-46.Xylems vessels are angularXylem vessels are oval or rounded.The conjunctive tissue is parenchymatous and it forms the cambium.The conjunctive tissue can be parenchymatous or sclerenchymatous and conjunctive parenchyma does not form the cambium.Secondary growth takes place to help cork and vascular cambium.Secondary growth is absent.Pith is reduced or absent and the reduced pith is very small.Pith is well-developed.\t
3894.

difference between monocot and dicot root

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3895.

what is otba ??

Answer» Open text based assessment
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3896.

Divercity

Answer» FgNB
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3897.

Why right ventricular wall is thinner than left ventricular

Answer» Left ventricular wall is thick because through left ventricle the heart pumps blood to the rest of the body with pressure so to protect the wall it is thick and also it has valves to prevent back flow of blood. But in case of right ventricle the blood comes from body to the heart so pressure is low.
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3898.

Wt is kelvin cycle

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3899.

Describe briefly about mitochondria

Answer» It is a double membrane bound cell organell.Term mitochondria given by benda.Main credit fr discovery of mitochondria goes to flemming and alumann.the no of mitochondria varies cell to cell.
Discussion
3900.

What is the difference between prokaryotic cell and eukaryotic cell ?

Answer» Prokaryotes are organisms that consist of a single prokaryotic cell. Eukaryotic cells are found in plants, animals, fungi, and protists. They range from 10–100 μm in diameter, and their DNA is contained within a membrane-bound nucleus. Eukaryotes are organisms containing eukaryotic cells.
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