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4801.

Can u explain reproductive system of earthworm in short?

Answer»
4802.

What is chemiosmotic hypothesis?

Answer»
4803.

Differentiate between gram positive and gram negative bacteria

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4804.

Explain glycolysis operating in cytoplasm

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4805.

What are mesosomes? Give its two functions

Answer» Mesosomes refers to the invaginations of the cell wall of prokaryotes. The functions of mesosomes are :1. Increase surface area of cell wall.2. Helps in cell wall formation.
4806.

Expend PPLO.

Answer» Pleuro pneumonia like organism.
4807.

unit membrane is used to bound a vacuole of a plant cell

Answer»
4808.

Difference between cofactor and coenzyme

Answer» Coenzymes are organic molecules and quite often bind loosely to the active site of an enzyme and aid in substrate recruitment, whereas cofactors do not bind the enzyme. Cofactors are "helper molecules" and can be inorganic or organic in nature.
4809.

How do the regulation of urine formation take place

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4810.

Please give answer..... List the six major proteins and their functions?

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4811.

What is radula?

Answer» Rasping organ in molluscs
4812.

What is radula

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4813.

Expand Rubisco

Answer» Plant protein and most abundant protein in this world.
4814.

What is pleural membrane

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4815.

Transport of oxygen

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4816.

What is cell cycle

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4817.

What are lipids? Differentiate between saturated and unsaturated fatty acids.

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4818.

Who explain that new cell arosecfrom pre-existing cell

Answer» Rudolf Virchow(1855)
4819.

Define plane progressive harmonic wave?

Answer» Shm
4820.

WHt is fission

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4821.

Name chordate having flame cells as exeritory structure

Answer» All the Cephalochordates have protonephridia present in form of flame cells or solenicytes.Example:- Amphioxus (Lancelet), Branchiostoma.
4822.

Explain protonema stage in simple words

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4823.

similarities between deuteromycetes and ascomycetes

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4824.

When and how does RUBISCO act as oxygenase? Explain

Answer» Rubisco is present in mesophyll cell which get supply of carbondioxide thats why it behave as carboxylase if mesophyll cell get supply of oxygen and concentratio n of oxygen is more than carbondioxide then it will behave ocygenase
4825.

Difference b/w syplast and apoplast

Answer» These are 2 pathways of water movement in roots .water has to cross epidermis ,cortex ,endodermis, pericycleto reach to xylem .In symplast water diffuses in cell cytoplasm and moves forward through plasmodesmata but in apoplast water passes only cell wall and move through intercellular spaces but it\'s pathway is interrupted by casparian strip on endodermis which is impermeable to water and from there onwards water follows symplast pathway i.e. move into cell cytoplasm .Movement through apoplast is faster than symplast.
4826.

Name the vestigial organ of the alimentary canal in man

Answer» Appendix
4827.

Plz show the biology pratical book

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4828.

Tumors in pituitary gland

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4829.

In science what does dna stand for?

Answer» Sorry I wrote aid by mistake
Deoxyribose nuclic acid
Deoxyribose nuclic aid
4830.

How do cardiac fibres contract as aunit

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4831.

What does turgidity mean??

Answer» The state of being turgid or swollen, especially due to high fluid content. Supplement. Turgidity is essential in plant cells to make them keep standing upright. Plant cells that lose much water have less turgor pressure, and tend to become flaccid.
4832.

What is fartilization

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4833.

What is the meaning of active site

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4834.

What is casperian strip?

Answer» Casparian strips are the thin waxy layer present on the endodermis. Its function is to prevent water loss.
4835.

What is bionomial nomenclature and who firstly discovered it?

Answer» Lavoisier discovered
4836.

What is bionomial nomenclature

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4837.

Which hormone is known as emergency hormone?

Answer» Adrenaline
Adrenaline
4838.

What is differintiate between c3 and c4 plant

Answer» C3 plants :these follow calvin and benson.cylce and are most common photosynthesizers to form phospho glyceric acid. About 90percent of earth ? r c3C4 plants:these follow hatch and slack cycle to form oxylo acetic acid.These r considered better photosynthesizers
4839.

Expand term RubisCO?

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4840.

Which hormone is known as childbirth hormone?

Answer» No.. I think it\'s oxytoxin
Progesterone
4841.

I am student of class 10 and i want to know the list of subject in bio..

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4842.

How was a paper

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4843.

What should i take in class 11 bio or math

Answer» Depend upon your interest...
You should take that subject in which you have more interest
4844.

Value based questions of plant growth and development

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4845.

What is the need of Reproduction?

Answer» Continuing of life.
The need of reproduction is to prevent the extinction of species present on earth
For balencing the eco system reproduction is necessary
To survive on earth
4846.

Botanical name of lotus

Answer» Nelumbo Nucifera
4847.

Sir class 11 sc ka new syllabus kya hoga iss year me

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4848.

multicellular organisms have divisionof labour justify

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4849.

multicellular organisms have division of labour justify

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4850.

What can i do after taking science in the class 11

Answer» We can\'t advice Uh anything... It\'s ur choice... U have to choose what u want to do...
After 12 u can also do arts course for IASAnd in science stream u can clear neet,Air force doctor exam etc.