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Sunita Dutt 7 years, 9 months ago

It is technique or process in which a narrow tube is inserted into the elementary canal and a small portion of infected area is cut out and then tested.

It is done to suspect cancer, epithelial problems. Small clots of skin etc.

For various parts it is of various type.

For example, for oeshophagus it is called endoscopy whereas for large intestine (colon) it is called colonoscopy

Go Pika 7 years, 9 months ago

This is to determine for cancer

Go Pika 7 years, 9 months ago

A part of the suspected area in the body is cut. It's then spliced. Then strained and observed under microscope (histopathological study) by pathologist

ANSWER

Similarities bw commensalism nd predation

Posted by Arsh Issapuriya 7 years, 9 months ago

CBSE > Class 12 > Biology

4 answers

Go Pika 7 years, 9 months ago

Is your questions clear in all???

Arsh Issapuriya 7 years, 9 months ago

Yeah thnz

Go Pika 7 years, 9 months ago

So in predation one is getting benefited. So in both the cases one of the 2 species interacting is benefited. Ok?

Go Pika 7 years, 9 months ago

Commensalism means one is getting benifitted which the other is not affected eg is that cattle and egrate

ANSWER

Plz ans my 4 qs below

Posted by Arsh Issapuriya 7 years, 9 months ago

CBSE > Class 12 > Biology

3 answers

Arsh Issapuriya 7 years, 9 months ago

Thq so much dear

Go Pika 7 years, 9 months ago

I've answered dude. Didn't see?

Go Pika 7 years, 9 months ago

I've answered everything

ANSWER

How could we identify whether disease is *** linked or autosomal by analysing pedigree chart

Posted by Arsh Issapuriya 7 years, 9 months ago

CBSE > Class 12 > Biology

8 answers

Arsh Issapuriya 7 years, 9 months ago

Ok got it.. Bundle of thanks

Go Pika 7 years, 9 months ago

If this is not there them autosomal only. So it will be easy to find it if it is recessive or dominant by guessing it's phenotypes

Go Pika 7 years, 9 months ago

That actually means a carrier you know right

Go Pika 7 years, 9 months ago

*** linked is very very easy. If you see a dot on female then it's definitely *** linked only

Arsh Issapuriya 7 years, 9 months ago

How will we distinguish if a chart is given.. Its autosomal..

Arsh Issapuriya 7 years, 9 months ago

Not getting!

Go Pika 7 years, 9 months ago

In Tanya Rajput's post I've answer it

Go Pika 7 years, 9 months ago

I've answered in another post of someone else. Check out and say if you get idea

ANSWER

What is a back cross.

Posted by Arsh Issapuriya 7 years, 9 months ago

CBSE > Class 12 > Biology

7 answers

H K 7 years, 9 months ago

It is just crossing of f1 or f2 gen. progeny with one of the parent to get the wanted desired character in the next gen. progenies

Go Pika 7 years, 9 months ago

Shagun where is it in the book

Arsh Issapuriya 7 years, 9 months ago

Yeah

Go Pika 7 years, 9 months ago

See it's like you was a desire character so you cross parents to not to Los the desire character in the progeny you'll mate the progeny with one of its parent. So. That's itm I'll say in detail after studying

Go Pika 7 years, 9 months ago

I tried to understand it but not effective. I need to study that lesson I'll say if I get it.

Arsh Issapuriya 7 years, 9 months ago

I havnt read in ncrt... It was asked on. 1 sample ppr

Go Pika 7 years, 9 months ago

Its a cross between the progeny plant and one of its parental plant. Can you please say me which page you resend this in nceet

ANSWER

How doi understand if there is a pedigree chart given in exam paper?

Posted by Tanya Rajput 7 years, 9 months ago

CBSE > Class 12 > Biology

3 answers

Go Pika 7 years, 9 months ago

If the child is affected because one of the parent is affected then it will be a dominant trait. Other wise reccesive. So you need to put that Aa AA aa stuff. You may not be sure for certain persona. So you have to write both

Go Pika 7 years, 9 months ago

If only mother affected and her daughter is not after but son is after then also same.

Go Pika 7 years, 9 months ago

Why you wouldn have given practice for that during practicals no? Like you need to see for the mother. See if father is affected and carrier mother give birth to an affected child. Then it is *** linked ressesive

ANSWER

Who was tilman... I hav read bt cant recall.. Help me plz

Posted by Arsh Issapuriya 7 years, 9 months ago

CBSE > Class 12 > Biology

1 answers

Go Pika 7 years, 9 months ago

He did work on population which had more species. He reported that if a population had made species it had less year to year variation in biomass. And also showed that increased species diversity increased productivity of the population

ANSWER

Pioneer species in aquatic ecosystem

Posted by Arsh Issapuriya 7 years, 9 months ago

CBSE > Class 12 > Biology

3 answers

Go Pika 7 years, 9 months ago

Pioneer species are such species which invades 1st in a newly forming ecosystem. In case of water it must be the plants. But too small. Page 252. First picture

Go Pika 7 years, 9 months ago

Wait. I was about to help but went back. It's phytoplankton

Arsh Issapuriya 7 years, 9 months ago

No one!

ANSWER

Is thalassemia imp for exam

Posted by Arsh Issapuriya 7 years, 9 months ago

CBSE > Class 12 > Biology

3 answers

Go Pika 7 years, 9 months ago

I said it's important

Arsh Issapuriya 7 years, 9 months ago

Pls ans abv

Go Pika 7 years, 9 months ago

Yeah

ANSWER

Explain the transport of oxygen in human blood

Posted by Suraj Nirmalkar 7 years, 9 months ago

CBSE > Class 12 > Biology

0 answers

ANSWER

Is failure of widal test confirm amoebiasis

Posted by Gurvinder Kaur 7 years, 9 months ago

CBSE > Class 12 > Biology

2 answers

Go Pika 7 years, 9 months ago

Hey Yeah it can be. Because constipation is given for only these 2 disease.but blood in stools is very common for amoebiasis. So it's can't be right. Just a possibility.

Go Pika 7 years, 9 months ago

No . It confirms failure of typhoid

ANSWER

Failure of widal test confirm which disease

Posted by Gurvinder Kaur 7 years, 9 months ago

CBSE > Class 12 > Biology

1 answers

Go Pika 7 years, 9 months ago

It confirms that Typhoid is not there

ANSWER

Aids causing virus

Posted by Savad Shukkur 7 years, 9 months ago

CBSE > Class 12 > Biology

6 answers

Go Pika 7 years, 9 months ago

Hiv belong to a group of virus called retro virus. So decide what to write

Go Pika 7 years, 9 months ago

Yeah. I wrote that once in my exam and got right. Hiv is more specific

Arsh Issapuriya 7 years, 9 months ago

Is nt it retrovirus?

Go Pika 7 years, 9 months ago

Human immunodeficiency virus*

Go Pika 7 years, 9 months ago

Human immunodeficiency deficiency syndrome

Go Pika 7 years, 9 months ago

Hiv

ANSWER

Yr sara syllabs ho gya ab smj ni ara kya kru..

Posted by Arsh Issapuriya 7 years, 9 months ago

CBSE > Class 12 > Biology

8 answers

Arsh Issapuriya 7 years, 9 months ago

Thx

Go Pika 7 years, 9 months ago

-_- showing off -_- :p do papers . PCB student -_- I'm pcmb

Arsh Issapuriya 7 years, 9 months ago

No nd m saying that i hav covered whole. Syllabus nd what to do now

Go Pika 7 years, 9 months ago

Yes do it

Go Pika 7 years, 9 months ago

What did you mean by completing syllabus? Are you a maths student?

Go Pika 7 years, 9 months ago

If everything is over how come you say this. This is may because your to nervous probably. Be calm and try recalling

Arsh Issapuriya 7 years, 9 months ago

I mean ishud study previos year qs now or what??

Go Pika 7 years, 9 months ago

What

ANSWER

What is the male reproductive organ of plant called?

Posted by Adarsh Kumar 7 years, 9 months ago

CBSE > Class 12 > Biology

3 answers

Jahnavi Sheth 7 years, 9 months ago

Androcium OR Stamen

Riya Dutt 7 years, 9 months ago

stamen that consits of anther and filament is the male reproductive organ of plants.

Go Pika 7 years, 9 months ago

Stemen

ANSWER

Cross - B

Posted by S A 7 years, 9 months ago

CBSE > Class 12 > Biology

1 answers

Arsh Issapuriya 7 years, 9 months ago

ANSWER

What is seed set production?

Posted by Arsh Issapuriya 7 years, 9 months ago

CBSE > Class 12 > Biology

9 answers

Go Pika 7 years, 9 months ago

Arsh Issapuriya 7 years, 9 months ago

It means. that so many seeds. But in this q focus is that self poll in these flowers will assure give seed product

Go Pika 7 years, 9 months ago

Not getting properly Yaar :/

Arsh Issapuriya 7 years, 9 months ago

Set of no. Of seeds

Go Pika 7 years, 9 months ago

Seed set means?

Arsh Issapuriya 7 years, 9 months ago

Actual*

Arsh Issapuriya 7 years, 9 months ago

Acrual q was nt that it was which flower type ensure seed set production ans clistigamous.. Assured seed produc.

Go Pika 7 years, 9 months ago

What's that

Arsh Issapuriya 7 years, 9 months ago

Got it!

ANSWER

What is similarities bw commensalism nd predation.

Posted by Arsh Issapuriya 7 years, 9 months ago

CBSE > Class 12 > Biology

0 answers

ANSWER

Wht is the relationship between conc. luteinizing hormone and the maintenance of the endometrium in human uterus?

Posted by Arsh Issapuriya 7 years, 9 months ago

CBSE > Class 12 > Biology

2 answers

Go Pika 7 years, 9 months ago

The LH stimulate style growth of follicles. The growing follicles with secrete this estrogen

Go Pika 7 years, 9 months ago

See for the maintenance of endometrium is because of production of estrogen. LH stimules this secretion. Hope that's enough and clear

3Thank You

ANSWER

What is the importance of MMC undergoing meiosis

Posted by Aarushi Upadhyay 7 years, 9 months ago

CBSE > Class 12 > Biology

3 answers

Go Pika 7 years, 9 months ago

This is a italised question of ncert

Go Pika 7 years, 9 months ago

This is actually my own explanation

Go Pika 7 years, 9 months ago

Because it produce 4 mother spore

ANSWER

What's diurnal I'm our context?

Posted by Go Pika 7 years, 9 months ago

CBSE > Class 12 > Biology

7 answers

Go Pika 7 years, 9 months ago

No here itself. Because I just saw it's my post?

Go Pika 7 years, 9 months ago

Solid 9 chapters left. Each day I'm able to completely complete only 2 lessons. And this is my 3rd day. So almost 6+ lessons only over. You people would agve been learning each lesson one day. Right. More time. So lucky!

Go Pika 7 years, 9 months ago

It's means infusing sleep?

Go Pika 7 years, 9 months ago

Is norcotic analgesic used for sleeping? In chemistry what did we learn? It infuses sleep ,no? It

Go Pika 7 years, 9 months ago

Done! They mean humans too right. No. We are active all time!

Shagun Waraich 7 years, 9 months ago

Those which active during the day are diurnal

Go Pika 7 years, 9 months ago

In*

ANSWER

Dual function in of DNA polymerase

Posted by Go Pika 7 years, 9 months ago

CBSE > Class 12 > Biology

8 answers

Shagun Waraich 7 years, 9 months ago

Go Pika 7 years, 9 months ago

No??? 13 days holiday??

Shagun Waraich 7 years, 9 months ago

Go Pika 7 years, 9 months ago

Maths student?

Shagun Waraich 7 years, 9 months ago

Ookay

Go Pika 7 years, 9 months ago

Property of error correction is the main functional difference between DNA and RNA. You accept. There only I read this

Go Pika 7 years, 9 months ago

This what -_- uff. I even studied it yesterday. And still asking. Finally thanks a load yaar

Shagun Waraich 7 years, 9 months ago

1.It adds a free nucleotide to newly forming DNA strand 2.It have the property of error correction

ANSWER

Anyone going through paper wise

Posted by Go Pika 7 years, 9 months ago

CBSE > Class 12 > Biology

0 answers

ANSWER

differentiate between unambiguous and universal

Posted by Sandra B 7 years, 9 months ago

CBSE > Class 12 > Biology

3 answers

Go Pika 7 years, 9 months ago

Mitochondrial of bacteria. (It's also found in humans. It's also formed in bacteria so it's universal) hope that's a bit clear

Go Pika 7 years, 9 months ago

Universal code is UUU coding for methionine found in bacteria too.

Go Pika 7 years, 9 months ago

Unambiguous are the codes which codes for one type of amino acid.