Functions of synergids, Biology

Assignment Help:

Functions of Synergids

Ultra structurally the structure and concentration of cell organelles reveals that synergids are metabolically active. The following Wee functions are attributed to synergids.

1. Directing of pollen tube growth by secreting some chemotropically active substances.

2. The degenerating synergids form the site for pollen tube discharge in the embryo sac.

3. The filiform apparatus may aid in the absorption and transportation of materials into the embryo sac from the nucellus.


Related Discussions:- Functions of synergids

How the study of fossils strengthen the theory of evolution, How does the s...

How does the study of fossils strengthen the theory of evolution? The study of fossils reveals ancient and extinct species having many same structures to others of the present

Gene organization, In marked contrast to prokaryotic genes where proteins a...

In marked contrast to prokaryotic genes where proteins are encoded by a continuous sequence of triplet codons and the vast popular of protein-coding genes in eukaryotes are discont

Why is cannibalism an inharmonious ecological interaction, Q. Why is cannib...

Q. Why is cannibalism an inharmonious intraspecific ecological interaction? In the cannibalism an individual eats other of the same species (occurs in some arachnids and insect

Who is fruits useful for diabetics patients, Fruits Diabetics should ha...

Fruits Diabetics should have fruits every day. Be careful to select fruits and fruit juices, citrus fruits, such as oranges, grapefruit should be included. Tell them to eat fru

Companion cells, Companion cells  are the specialized cells in the phloem w...

Companion cells  are the specialized cells in the phloem which load sugars into the sieve elements and help to maintain a functional plasma membrane in the sieve elements.

Define immediate preoperative period during surgery, Define Immediate Preop...

Define Immediate Preoperative Period during Surgery? Nothing should be given by mouth for at least 8 hours before a general surgery so that the stomach has no leftover food at

Effects of solid waste pollution, The improper handling and transfer of the...

The improper handling and transfer of the solid wastes results in various health and environmental hazards, such as: 1.      Spoilage of landscape: Municipal wastes heap up o

What are the male pronucleus and the female pronucleus, Q. What are the mal...

Q. What are the male pronucleus and the female pronucleus? The female pronucleus is the proper haploid nucleus of the egg cell and Male pronucleus is the haploid nucleus of the

Describe examination of chest and abdominal, Describe Examination of chest ...

Describe Examination of chest and abdominal ? As already mentioned earlier, any overt deformity of the chest, for example kyphosis, scoliosis, pectus exacavatum and pectus car

Noise pollution - environmental pollution, Noise Pollution - Environmental ...

Noise Pollution - Environmental Pollution Noise is unwanted sound or excessively high levels of sound. Noise pollution is not only an annoyance, but at sufficiently high level

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd