Explain embryonic sac
Explain the embryonic sac? Specify the cells which form the embryonic sac? Specify their ploidies?
Expert
The embryonic sac refers to the female gametophyte of the angiosperms. The embryonic sac generally composed of three cells which remain next to micropyle, two lateral synergids and the central oosphere (egg); the polar nuclei, one binucleated cell, is placed within the central region; three antipodal cells remain in the opposite side to micropyle. As all these cells come through the mitosis from the functional megaspore they are haploid (n).
Do amphibians have direct growth? Answer: In amphibians, the embryonic growth is indirect (there is a larval phase).
Briefly define the term dermatitis?
This takes place within the organization or group-among people within, among different groups of employees and between employers and employees. It could be oral or written, visual or audio-visual, formal or informal, and upward or downward. Internal communication serves to inform, instruct, educa
What is the restriction for radial immuno diffusion technique? Answer: This technique can’t present antigens in concentration beneath 5 to 10 micro grams/ml.
Write down the functions of the cytoskeleton.
Database Server: This is the term employed to refer to the back-end system of a database application employing client-server architecture. The back-end, sometimes termed as database server, performs tasks like storage, data analysis, data manipulation
Name the other phylum of animal kingdom present species with exoskeleton?
Name the kind of circulatory system existed in annelids?
Write the destination of notochord in vertebrates and in protochordates?
There are eight elements that play key role in ensuring the success of TQM in an organization. Total Quality Management is a management approach that was established in 1950′s and has progres
18,76,764
1945105 Asked
3,689
Active Tutors
1443321
Questions Answered
Start Excelling in your courses, Ask an Expert and get answers for your homework and assignments!!