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Name different types of RNA. mention their functions

Posted by Liza Barman 1 year, 3 months ago

CBSE > Class 11 > Biology

2 answers

Niha Kamali 1 year, 3 months ago

1. mRNA (messenger RNA): it provides the template for protein synthesis during translation 2. tRNA (transfer RNA): it brings amino acids and reads the genetic code during translation 3. rRNA (ribosomal RNA): it plays a structural and catalytic role during translation

Liza Barman 1 year, 3 months ago

I am still waiting for your reply

ANSWER

Name the propser of cell theory

Posted by Liza Barman 1 year, 3 months ago

CBSE > Class 11 > Biology

1 answers

Anshi Singh 1 year, 3 months ago

Matthias Schleiden a German botanist and Theodore Schwann a British Zoologist together formulated the cell theory.

ANSWER

What is tissue system? Write the different types of vascular bundles found in the angiospermic plant with examples

Posted by Liza Barman 1 year, 3 months ago

CBSE > Class 11 > Biology

0 answers

ANSWER

Define and distinguish tracheids and vessels

Posted by Liza Barman 1 year, 3 months ago

CBSE > Class 11 > Biology

0 answers

ANSWER

Write 4 difference between heartwood and sapwood

Posted by Liza Barman 1 year, 3 months ago

CBSE > Class 11 > Biology

2 answers

Rohit Patel 1 year, 3 months ago

Heartwood is the inner dark coloured part of the wood of tree composed of dead cells filled with resin, gums, tannins, etc. In such wood, conduction does not occurs. Whereas sap wood is the outer light coloured region of the tree trunk consisting of living cells and helps in translocation.

Rohit Patel 1 year, 3 months ago

The main difference between hardwood and softwood is that hardwood trees are typically slower growers and are considered angiosperm, deciduous trees (shed their leaves annually), which leads to a denser wood, whereas softwood trees are gymnosperms, meaning they are evergreen trees (do not shed their leaves).

ANSWER

Differentiate between simple tissue and complex tissue

Posted by Liza Barman 1 year, 3 months ago

CBSE > Class 11 > Biology

1 answers

Anshi Singh 1 year, 3 months ago

If the tissues are composed of cells which are functionally and structurally similar, then they are called Simple tissues. If the tissues are composed of more than one type of cell, and they work together as a unit, performing many functions, then they are called Complex tissues.

ANSWER

Flower is modified shoot justify the statement

Posted by Liza Barman 1 year, 3 months ago

CBSE > Class 11 > Biology

0 answers

ANSWER

Describe K positive ion theory for opening and closing stomata.

Posted by Sayeema Nabi 1 year, 3 months ago

CBSE > Class 11 > Biology

0 answers

ANSWER

Define binomial nomenclature

Posted by Sayeema Nabi 1 year, 2 months ago

CBSE > Class 11 > Biology

4 answers

Preeti Dabral 1 year, 2 months ago

Binomial nomenclature is a system of providing distinct and proper names to organisms with each name consisting of two words, generic and specific.

Surbhi Satapathy 11 months, 1 week ago

Binomial nomenclature means naming system with first name and last surname to recognise them.

Sahil Sirohi 1 year ago

It is the system of providing different names to an individal so that it can be classified easily.It is made up of two words 1st is genus first alphabet capital and 2nd is species in which all alphabet is small.eg.Mangifera indica

Vikash Kumar 1 year ago

System of providing name with two different components:- 1) generic name 2) specific epithet

ANSWER

GRAVE'S DISEASE IS DUE TO

Posted by Astha Alokini Padhan 1 year, 3 months ago

CBSE > Class 11 > Biology

1 answers

Preeti Dabral 1 year, 3 months ago

Graves' disease is caused by a malfunction in the body's disease-fighting immune system. It's unknown why this happens. The immune system normally produces antibodies designed to target a specific virus, bacterium or other foreign substance.

ANSWER

How does endoplasmic reticulum arise

Posted by Shanmuga Priya 1 year, 3 months ago

CBSE > Class 11 > Biology

2 answers

Aashna Meena 1 year ago

Nuclear membrane

Sanika Chavan 1 year, 3 months ago

Flower

ANSWER

Where are the atp and nadph used?

Posted by Manjeet Singh Khanna 1 year, 3 months ago

CBSE > Class 11 > Biology

1 answers

Arin Chatterjee 1 year, 3 months ago

They are used in Dark Reactions

ANSWER

Define the cardiac cycle and their mechanism

Posted by Amisha Tamta 1 year, 3 months ago

CBSE > Class 11 > Biology

1 answers

Preeti Dabral 1 year, 3 months ago

The cardiac cycle is a series of pressure changes that take place within the heart. These pressure changes result in the movement of blood through different chambers of the heart and the body as a whole.

ANSWER

Heart is made up of

Posted by Tanish Sharma 1 year, 3 months ago

CBSE > Class 11 > Biology

3 answers

Gourvi Gupta 1 year, 3 months ago

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Gourvi Gupta 1 year, 3 months ago

Ethylene

Jyoti Thakur 1 year, 3 months ago

Cardiac muscle

ANSWER

Structure of human eye,ear

Posted by Gunjan Sharma 12Th 1 year, 3 months ago

CBSE > Class 11 > Biology

2 answers

Ayush Mall 1 year, 3 months ago

Xcg

Tanish Sharma 1 year, 3 months ago

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Differentiate between afferent and efferent nerve fibres.

Posted by Gunjan Sharma 12Th 1 year, 3 months ago

CBSE > Class 11 > Biology

1 answers

Preeti Dabral 1 year, 3 months ago

Sensory or Afferent nerves	Motor or Efferent nerves
1) Sensory nerves carry sensory impulses from receptor organs to the brain.	1) Motor nerves carry motor impulses from the brain to the effector organs.
2) Impulses carried by sensory nerves result in sensation.	2) Impulses carried by motor nerves result in some movements or actions.
3) Sensory nerves are otherwise called afferent nerves.	3) Motor nerves are otherwise called efferent nerves.

ANSWER

When the ovary is superior it is called ?

Posted by Riddhi Gupta 1 year, 3 months ago

CBSE > Class 11 > Biology

1 answers

Preeti Dabral 1 year, 3 months ago

When the gynoecium is present in the topmost position of the thalamus, the ovary is known as: superior.

ANSWER

What is the function of abscisic acid? Ans:- 1.ABA is a key hormone that regulates water status and stomatal movement. 2.Under drought conditions, plants produce and accumulate increased amounts of ABA in the guard cells.

Posted by Debjeet Saha 1 year, 4 months ago

CBSE > Class 11 > Biology

1 answers

Prince Kundu 1 year, 3 months ago

3.ABA can also help to protect plants from fungal attack.

ANSWER

Explain human intercourse

Posted by Ass Ass 1 year, 4 months ago

CBSE > Class 11 > Biology

1 answers

Prince Kundu 1 year, 3 months ago

Human intercourse is the process of sexual activity between two people. It can involve any of the following: kissing, touching, licking, or sucking. It can also involve *** toys, such as dildos, vibrators, and **** rings.

ANSWER

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Posted by Sahil Halpati. 1 year, 3 months ago

CBSE > Class 11 > Biology

0 answers

ANSWER

What is the concept of biodiversity in living beings

Posted by Ayush Diwakar 1 year, 4 months ago

CBSE > Class 11 > Biology

1 answers

Prince Kundu 1 year, 3 months ago

Biodiversity is the variety of life on Earth.

ANSWER

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Posted by Sahil Halpati. 1 year, 3 months ago

CBSE > Class 11 > Biology

2 answers

Aditi Shrivastav 1 year, 4 months ago

Ml^2T^-2

Syed Aanis Tariq 1 year, 4 months ago

What is the formula dimensional formula of work

ANSWER

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Posted by Sahil Halpati. 1 year, 3 months ago

CBSE > Class 11 > Biology

0 answers

ANSWER

Define pyrenoid

Posted by Arka Bhattacharya 1 year, 4 months ago

CBSE > Class 11 > Biology

1 answers

Prince Kundu 1 year, 3 months ago

A pyrenoid is a type of mushroom that typically has a red cap and a white stem. They are found in warm climates and are typically found in the woods.

ANSWER

Illustrate the Occurence of alycosidic Bond, Peptide Bond and Phospho- diester Bond?

Posted by Ruhani Arora 1 year, 4 months ago

CBSE > Class 11 > Biology

2 answers

Prince Kundu 1 year, 3 months ago

Alycosidic bonds are formed between peptides and proteins. Peptide bonds are also formed between proteins and phospho- diesters. These bonds are important for the stability of proteins and can play a role in the function of proteins.

Jyoti Panda 1 year, 3 months ago

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ANSWER

Assignment on non endomembrane system organelles

Posted by Aryan Gupta 1 year, 4 months ago

CBSE > Class 11 > Biology

2 answers

Aashna Meena 1 year ago

Mitochondria ,lysosome,

Jatin Gurjar 1 year, 4 months ago

Bhaii koi tho gf banva do

ANSWER

Define sliding filament theory of muscle contraction

Posted by Sahil Raina 1 year, 4 months ago

CBSE > Class 11 > Biology

1 answers

Krishna Achu 1 year, 4 months ago

It states that contraction of muscle fibre is due to sliding of thin Actin filament over thick Myosin filament.

ANSWER

All the hormone are protein, peptides and amino acid derivatives exect:

Posted by Nandini Vinchurkar 1 year, 4 months ago

CBSE > Class 11 > Biology

0 answers

ANSWER

Differenciate between fibrous root and adventious root

Posted by Bhumi Mahato 1 year, 4 months ago

CBSE > Class 11 > Biology

1 answers

Prince Kundu 1 year, 4 months ago

Fibrous roots grow from the base of the stem, whereas adventitious roots grow from various parts of the plant other than the radical. Maybe it's helpful to you😊

ANSWER

Who gave the term nomenclature

Posted by Akshat Jat 1 year, 4 months ago

CBSE > Class 11 > Biology

1 answers

Shikha Singh 1 year, 4 months ago

Carlous linneaus

ANSWER

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