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What is the function of synergids?

Posted by Divya Sen 8 years, 2 months ago

CBSE > Class 12 > Biology

3 answers

Bhumi Jain 8 years, 2 months ago

Synergids are present at the micropylar end and have special cellular thickenings at the tip called Filliform apparatus, which play an importnat role in guiding the pollen tubes into the synergid. These are two in number and along with one egg cell constitutes the egg apparatus.

Chinkee Jaatrana 8 years, 2 months ago

Guide the entry of pollen grain into the egg cel

Priyanka Bohra 8 years, 2 months ago

Provide support and nourishment to egg cell

ANSWER

What is the formula of ethidium bromide

Posted by Nancy Jaiswal 8 years, 2 months ago

CBSE > Class 12 > Biology

5 answers

Divya Sen 8 years, 2 months ago

I m also a CBSE student

Divya Sen 8 years, 2 months ago

Ooh sorry i misunderstood u bcoz i have one frnd having the same name as yours..

Bhumi Jain 8 years, 2 months ago

No no I live in calcutta and I am from Sanskar city school. I learn in CBSE. But I am confused why are u talking about me . I don't know u

Divya Sen 8 years, 2 months ago

Bhumi r u from c.g. and from jyoti hr. Sec. School?

Bhumi Jain 8 years, 2 months ago

C21H20BrN3

ANSWER

What is sere

Posted by Sarojini Panda 8 years, 2 months ago

CBSE > Class 12 > Biology

1 answers

Vijeta Kanwar 8 years, 2 months ago

Sere is a entire sequence of communities that successively changes in a given area.

ANSWER

What are disorders of blood vessels / heart ?

Posted by Vedant Bhamare 8 years, 2 months ago

CBSE > Class 12 > Biology

0 answers

ANSWER

Why do symptomps of malaria not appear immediately

Posted by Menakshee Singh 8 years, 2 months ago

CBSE > Class 12 > Biology

0 answers

ANSWER

Name the organisation which developed saheli?

Posted by Rajneesh Gautam 8 years, 2 months ago

CBSE > Class 12 > Biology

3 answers

Saif Ansari 8 years, 2 months ago

CDRI lucknow

Chinkee Jaatrana 8 years, 2 months ago

CDRI (central drug research institute) in Lucknow

Khushboo Arora 8 years, 2 months ago

Central drug research institute(CDRI) Lucknow

ANSWER

Why is apple called a false fruit?

Posted by Divya Sen 8 years, 2 months ago

CBSE > Class 12 > Biology

3 answers

Vijeta Kanwar 8 years, 2 months ago

Because thalamus also contribute in fruit formation along with the ovary.

Chinkee Jaatrana 8 years, 2 months ago

When calyx n carolla also involved in fertilization fruit formed is called false fruit

Vedant Bhamare 8 years, 2 months ago

Because apple is formed from thalamous and not from ovary

ANSWER

Hey biology students, what are you all planning to do after 12th?

Posted by Divya Sen 8 years, 2 months ago

CBSE > Class 12 > Biology

10 answers

Divya Sen 8 years, 2 months ago

Yeah that's true...

Chinkee Jaatrana 8 years, 2 months ago

Ha ye to h difficult to h but impossible nhe h or fir complete syallabus 11- 12 ka he h vo b ncert

Divya Sen 8 years, 2 months ago

But it is difficult to crack it at once!!!

Chinkee Jaatrana 8 years, 2 months ago

Nisha I think neet is the best for bio student

Chinkee Jaatrana 8 years, 2 months ago

I take coaching for neet exam from kota

Divya Sen 8 years, 2 months ago

And what about others what have u decided plzz tell?

Divya Sen 8 years, 2 months ago

B.sc in Biotechnology..may be..

Divya Sen 8 years, 2 months ago

I m also confused yr...i wanted to crack neet but i m not prepared..

Nisha Beniwal 8 years, 2 months ago

Apka Kya plan h divya kch toh socha hoga

Nisha Beniwal 8 years, 2 months ago

Kio mujhe bhi bta do? I am soo confused ???

ANSWER

What is x-gene and its function

Posted by Shivam Raman 8 years, 2 months ago

CBSE > Class 12 > Biology

1 answers

Chinkee Jaatrana 8 years, 2 months ago

Ye molecular se h na ques

ANSWER

Anemophilous define

Posted by Aarush Mp 8 years, 2 months ago

CBSE > Class 12 > Biology

1 answers

Chinkee Jaatrana 8 years, 2 months ago

When pollination done by wind

ANSWER

Define endomophilous

Posted by Aarush Mp 8 years, 2 months ago

CBSE > Class 12 > Biology

1 answers

Chinkee Jaatrana 8 years, 2 months ago

Vo entomophilous h When pollination done by insects

ANSWER

What is greenhouse effect?

Posted by Prince Ankit 8 years, 2 months ago

CBSE > Class 12 > Biology

1 answers

Sakshi Rai 8 years, 2 months ago

Aree..ye sab to 9th se padhte aa rahe h......sunlight jo ki earth per aati h...hamare atmosphere m present gaiso k karan uska kuchh bhag vapis lout jata h...ar hamara atmosphere garm ho jata h...green house gaison k karan hamare atmosphere ka temp. Badh jana green house effect kahlata h..

ANSWER

Greenhouse effect

Posted by Prince Ankit 8 years, 2 months ago

CBSE > Class 12 > Biology

0 answers

ANSWER

why is using tobacco in any form injurious to health

Posted by Mahadevappa Patil 8 years, 2 months ago

CBSE > Class 12 > Biology

0 answers

ANSWER

Define convergent evolution

Posted by Soujanya Sobarad 8 years, 2 months ago

CBSE > Class 12 > Biology

1 answers

Neha Gupta 8 years, 2 months ago

It is the type of evolution in which organs of plants/animals have similar function but different structure. Eg. Eye of octopus and eye of mammal.

ANSWER

Explain brood parasitism with example

Posted by Tannu Pal 8 years, 2 months ago

CBSE > Class 12 > Biology

1 answers

Pranjali Mahajan 8 years, 2 months ago

When a bird lays its eggs in another birds nest. Eg Koel lays her eggs in crow's nest

ANSWER

How to do self crossing

Posted by Junmoni Saikia 8 years, 2 months ago

CBSE > Class 12 > Biology

1 answers

Vedant Gupta 8 years, 2 months ago

Self crossing is also called self pollination

ANSWER

What is amphimixis?

Posted by Vaibhav Patil 8 years, 2 months ago

CBSE > Class 12 > Biology

1 answers

Nidhi Mishra 8 years, 2 months ago

i think it is apomixis,by the way producing plants without the formation of seeds is called apomixis.it mimixs sexual reproduction.ex-grasses

ANSWER

If a plant has flowered more than once than what that inter-flowering period called,juvenile or mature

Posted by Bhumi Jain 8 years, 2 months ago

CBSE > Class 12 > Biology

2 answers

Bhumi Jain 8 years, 2 months ago

Why u think so give reason for this plzz

Rachit Goyal 8 years, 2 months ago

I think mature

ANSWER

Which type of division occurs in haplontic and diplontic life cycle?

Posted by Divya Sharma 8 years, 2 months ago

CBSE > Class 12 > Biology

0 answers

ANSWER

What is Cieric acid

Posted by Sonu Rawat 8 years, 2 months ago

CBSE > Class 12 > Biology

0 answers

ANSWER

Keha paya gatea hai Cieric acid

Posted by Sonu Rawat 8 years, 2 months ago

CBSE > Class 12 > Biology

0 answers

ANSWER

Name the target cell of LH and FSH in male and female

Posted by Priya Rao 8 years, 2 months ago

CBSE > Class 12 > Biology

1 answers

Ammy Sandhu 8 years, 2 months ago

In males Leydig Cells In females Mature growing follicles

ANSWER

What is Testcross ?

Posted by Aryan Singh 8 years, 2 months ago

CBSE > Class 12 > Biology

1 answers

Pratik Shirodkar 8 years, 2 months ago

Testcross is a cross done between a Homozygous Dominant parent and the unknown parent to find out the genes of the unknown parent

ANSWER

W what is STD

Posted by Amit Singh 8 years, 2 months ago

CBSE > Class 12 > Biology

1 answers

Priyanka Bohra 8 years, 2 months ago

Sexually transmitted disease

ANSWER

List 2 adaptation in kangaroo rats that help them to survive in absence of external source of water.

Posted by Akhilesh Yafav 8 years, 2 months ago

CBSE > Class 12 > Biology

0 answers

ANSWER

Human walfare

Posted by Luv Kuver 8 years, 2 months ago

CBSE > Class 12 > Biology

0 answers

ANSWER

What is mammary gland

Posted by Nikhil Jaryal 8 years, 2 months ago

CBSE > Class 12 > Biology

0 answers

ANSWER

Which type of alga found in deep oceans

Posted by Iveleen Mal 8 years, 2 months ago

CBSE > Class 12 > Biology

0 answers

ANSWER

Passing makes topic

Posted by Jaipal Sharma 8 years, 2 months ago

CBSE > Class 12 > Biology

0 answers

ANSWER

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