Formation of yolk sac
Explain the formation of yolk sac? Specify the function of yolk sac?
Expert
The yolk sac is made from the covering of vitellus through some cells originated from the primitive gut. The yolk sac accumulates the vitellus, main nourishment source of the non-placental embryos.
Write down the relation between the minimum and the maximum blood pressure with the phenomena of diastole and systole?
As Compared to mammals, do birds absorb less or more water in their digestive system? Explain why this phenomenon is an adaptation to flight?
Give a brief explanation of immuno fluorescence.
Explain the blastopore and archenteron? Which is the stage of embryonic development where these structures are formed? Specify the destinations of archenteron and of blastopore?
Describe vestibular system and its working?
State the organ in which most of the clotting factors are produced? Also specify the role of vitamin K within the blood coagulation?
1) The theory has generated extensive research, with many of the results being supportive. 2) The theory recognizes the influence of social comparison processes on motivation. Individuals are concerned not only with the absolute amounts of r
What is the major function of chloroplasts?
Ecology: This is the study of living organism in relation to other organisms or their environment. In other words we can say ecology is the study of life. Ecology is not simultaneous with environment, environmental science, environmentalism or n
Explain venous vessels, venules and veins?
18,76,764
1956587 Asked
3,689
Active Tutors
1444725
Questions Answered
Start Excelling in your courses, Ask an Expert and get answers for your homework and assignments!!