Description of embryonic sac
Give a brief description of the term embryonic sac? Which are the cells that form embryonic sac? And also write down their ploidies?
Expert
The embryonic sac is female gametophyte of the angiosperms. The embryonic sac is composed of three cells which remain next to micropyle, two lateral synergids and central oosphere (egg); one binucleated cell, polar nuclei, is placed in central region; three antipodal cells stay in opposite side to micropyle.
Because all of these cells come by the mitosis from functional megaspore they are haploid.
Where does hematopoiesis take place?
What are the kinds of reproduction which take place in fungi?
Describe socket and ball joint?
Define the term mycorrhizas? How does each and every participant benefit in this ecological interaction?
What is Seminal Fluid. Explain the characterstics of the Seminal Fluid.
Contract Negotiations: The contract negotiation is any discussion, either in person or via electronic means, which has as its main goal to come to a written agreement regarding a business matter. Such a contract can be for almost anything, though the
How does phosphocreatine act in the muscle contraction and relaxation?
Briefly describe near point and far point of vision?
Explain the term vitamins? What are the major vitamins required by humans?
What is meant by the goiter and endemic goiter? How this problem is socially solved?
18,76,764
1954951 Asked
3,689
Active Tutors
1446857
Questions Answered
Start Excelling in your courses, Ask an Expert and get answers for your homework and assignments!!