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

Define body building functions of proteins, Define Body Building functions ...

Define Body Building functions of proteins? The primary functions of proteins, as you might be aware, is tissue growth and maintenance. Protein contains amino acids - the build

Additional substances does a plant need to make amino acid, a) What additio...

a) What additional substances does a plant need to make amino acids and proteins from glucose? b) Where do these substances come from?   (a) To make amino acids

Define tubular-dorsal nervous system, Q. How can the tubular-dorsal nervous...

Q. How can the tubular-dorsal nervous system in chordates be compared to the nervous pattern present in invertebrates? In chordates the nervous system is dorsal and highly ceph

Right atrial pressure, RAP can be determined semiquantitatively by assessi...

RAP can be determined semiquantitatively by assessing collapse of the inferior vena cava during inspiration. The inferior vena cava is imaged subcostally and its diameter is exa

Continuous wave doppler, When a ventricQlar septa1 defect (VSD) is present,...

When a ventricQlar septa1 defect (VSD) is present, with no aortic stenosis, the peak velocitgr  across the defect reflects the difference in pressure between the right ventricle an

Explain reproduction rates variation in bacterial gene, Antibiotic resistan...

Antibiotic resistance is the result of natural selection mutations, the only source of new genetic information available for bacteria. Rapid reproduction rates variation in bacteri

Explain some effect of inadequate nutrition, Explain some Effect of Inadequ...

Explain some Effect of Inadequate nutrition? Inadequate nutrition ranks as one of the major problems of old age. Various factors which may be responsible for the change in one

Who was gregor mendel, Who was Gregor Mendel? Mendel is considered the ...

Who was Gregor Mendel? Mendel is considered the father of Genetics. He was a monk, biologist and botanist born in Austria in 1822 and who died in 1884. During the years 1853 to

Explain the process of fatty acid elongation, The process of fatty acid elo...

The process of fatty acid elongation is similar to fatty acid synthesis as it also requires both: -malonyl CoA and NADPH -malonyl CoA and NADH -Acetyl CoA and NADH

Radial and biradial - metazoa, Radial and Biradial-Metazoa Radial sym...

Radial and Biradial-Metazoa Radial symmetry is the symmetry in which the parts are so arranged around a central axis or shaft, like the spokes of a wheel, that any vertical c

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