Angiosperms, Biology

Assignment Help:

Angiosperms are the flowering plants. They first appeared at least 110 million years ago from the unknown gymnosperm ancestor, these flowering plants have risen to dominance in the majority of the world's floras. The male gametophyte is 2-3 cells limited within the pollen grain; the female gametophyte is generally eight cells contained within an ovule which is retained on sporophyte phase of the plant's life cycle.


Related Discussions:- Angiosperms

Off pump coronary artery bypass surgery opcab, Application :  Off Pump...

Application :  Off Pump Coronary Artery Bypass Surgery (OPCAB) CABG is done on epicai-dial vessels. Cardio pulmonary by pass is used only to get a still h

Altered protein metabolism - metabolic response to injury, Altered Protein ...

Altered Protein Metabolism - Metabolic Response to Injury? Urinary nitrogen loss is extensive following injury, Trauma accelerates nitrogen turnover. In unfed patients, tissue

Cleavage, CLE A V AG E - Holoblastic & unequal. First plane is meri...

CLE A V AG E - Holoblastic & unequal. First plane is meridional. 2 blastomeres are formed. 1 megamere & another micromere. 2nd plane is also meridional but at 90° to fir

How do contraceptive pills generally work, Q. How do contraceptive pills ge...

Q. How do contraceptive pills generally work? Contraceptive pills generally contain the hormones progesterone and estrogen. If taken daily from the 4th day after menses the abn

............., notochotr is absent in the group ...........

notochotr is absent in the group ...........

How to defibrillate, How to Defibrillate? Three shocks should be given...

How to Defibrillate? Three shocks should be given initially in a 200J - 200J - 360J sequence. For most recoverable situations, 200J would be adequate and results in least myco

Various definitions of species, In biology, a species is smallest and basic...

In biology, a species is smallest and basic unit of classification. Each species is placed within a single genus. For example biological name of human being is homosapiens. Here ho

What do you understand by cyanogenic glycosides, Q. What do you understand ...

Q. What do you understand by Cyanogenic glycosides? Cyanogenic glycosides are present in a number of food plants and seeds. Cassava is a staple dietary item in tropical Afri

History of the cell, HISTORY OF THE CELL Term "Cytology" was given b...

HISTORY OF THE CELL Term "Cytology" was given by Hertwig , he also wrote a book on " Cell and Tissue ". Father of cytology = Robert Hooke. Father of Modern cytology

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