Distinguishing features of Gymnosperms:
A. Gymnosperms are woody perennial that are mostly trees and seldom shrubs.
B. Life cycle of gymnosperms exhibits heteromorphic alternation of generations.
C. They form an intermediate group among Angiosperms and pteridophytes that is, they are much advanced than pteridophytes however are primitive than angiosperms.
D. The plant body is sporophyte (diploid) mainly a tree with well developed roots, stem and leaves.
F. The sporophyte bears two kinds of fertile leaves, the microsporophyll which generates microspores and megasporophyll which generates megaspores.
G. Mostly the spores are classified into strobili or compact cones.
H. Spores on germination build up into gametophytes that are much reduced, microscopic and reliant on sporophyte.
I. Ovules are nude.
J. Pollination is generally by wind (that is, anemophilous).
K. Fertilization includes only one fusion. Female gametophyte gives nutrition to the developing embryo. The endosperm (that is the female gametophyte) is a pre-fertilization tissue and is haploid.
L. Seeds are nude and not embedded in fruit.
M. Vessels are not present in xylem (apart from Gnetales)
Latest technology based Biology Online Tutoring Assistance
Tutors, at the www.tutorsglobe.com, take pledge to provide full satisfaction and assurance in Spermatophytes homework help via online tutoring. Students are getting 100% satisfaction by online tutors across the globe. Here you can get homework help for Spermatophytes, project ideas and tutorials. We provide email based Spermatophytes homework help. You can join us to ask queries 24x7 with live, experienced and qualified online tutors specialized in Spermatophytes. Through Online Tutoring, you would be able to complete your homework or assignments at your home. Tutors at the TutorsGlobe are committed to provide the best quality online tutoring assistance for Biology homework help and assignment help services. They use their experience, as they have solved thousands of the Biology assignments, which may help you to solve your complex issues of Spermatophytes. TutorsGlobe assure for the best quality compliance to your homework. Compromise with quality is not in our dictionary. If we feel that we are not able to provide the homework help as per the deadline or given instruction by the student, we refund the money of the student without any delay.
Metabolisms and Behavior in the Environment tutorial all along with the key concepts of Metabolism of Insecticides, Botanicals, Chlorinated Hydrocarbons, Organophosphorus Compounds, Methyl-Dimethyl Carbamates, Behavior-Properties of Pesticides, Fate of Pesticide in the Atmosphere
Theory and lecture notes of Newton Method and Loops all along with the key concepts of newton method and loops, Solving equations numerically, Newton iterations, Convergence. Tutorsglobe offers homework help, assignment help and tutor’s assistance on newton method and loops.
Kingdom Archaebacteria and Kingdom Eubacteria tutorial all along with the key concepts of Diagnostic Features of Archaebacteria, Classification of Archaebacteria, Archaebacteria Groups, Introduction to Kingdom Eubacteria, Categorization of Kingdom Eubacteria and Features of Kingdom Eubacteria
tutorsglobe.com tricarboxylic acid cycle assignment help-homework help by online carbohydrate metabolism tutors
tutorsglobe.com bacteria-structure assignment help-homework help by online microbiology tutors
tutorsglobe.com epistasis assignment help-homework help by online genetics tutors
tutorsglobe.com role of bacteria in medicine assignment help-homework help by online beneficial activities of bacteria tutors
Ask skilled tutor for top-rated Forensics Assignment Help and obtain top-notch papers at budget-friendly prices!
tutorsglobe.com ecg-pqrst wave assignment help-homework help by online ecg-electrocardiogram tutors
Oscillators tutorial all along with the key concepts of Kinds of Oscillator, Sine Wave Oscillators, Relaxation oscillators, Sweep oscillators, Significance of oscillators, Principle of Oscillators, Applications of the Multi wave oscillators
Tapeworms and Examples tutorial all along with the key concepts of Diphyllobothrium latum, Broad Fish Tapeworm, Dipylidium caninum, Dog Tapeworm, Tapeworms of the Genus Hymenolepis
difference between non automatic iron box and automatic iron box. there are five differenct between both of them.
tutorsglobe.com taxes of the central government assignment help-homework help by online direct and indirect taxes tutors
www.tutorsglobe.com offers Fifth Generation Language homework help, assignment help, case study, writing homework help, online tutoring assistance by computer science tutors.
tutorsglobe.com rent-marginal-wages theory of profit assignment help-homework help by online theories of profit tutors
1954018
Questions Asked
3689
Tutors
1453213
Questions Answered
Start Excelling in your courses, Ask an Expert and get answers for your homework and assignments!!