Function of vitellus in vertebrate egg
What is the function of vitellus in vertebrate egg? How are such eggs categorized according to the quantity of vitellus in them?
Expert
Vitellus (that is, yolk) is the nutritive material which accumulates in the cytoplasm of egg (zygote) with the main function of nourishing embryo. According to the quantity of vitellus in them, the vertebrate eggs are categorized as oligolecithal (that is, little yolk), centrolecithal, or heterolecithal (that is, more yolk diffusely distributed) and telolecithal (that is, more yolk concentrated in one end of the egg).
Give a brief explanation of typical vegetation and typical fauna of temperate forests?
State various advantages of closed circulatory system over open circulatory system?
In the scientific competition against the fixism write down the major arguments which favor evolutionism?
How arthropod reproduction typified?
Determinates of organizational structure Some organizations have different characteristics and requirements, it would not be possible to identify an ideal structure
How hemophilia is treated? Why hemophilia is rare in the females?
Write down the mechanism explained by the Darwin which eliminates species less adapted to environmental conditions?
Write the characterizations of amphibians according to illustrations of representing beings, fundamental morphology, skin, circulation, respiration, nitrogen waste, thermal control and kinds of reproduction?
Tell us regarding some drugs which can cross the blood brain barrier?
A good system of communication should have the essential characteristics which are explained below: I. Two-way channel: communication involves two parties, the sender or transmitter and the receiver of the message. Mere transmission of facts, ideas, information, etc. does
18,76,764
1952614 Asked
3,689
Active Tutors
1446946
Questions Answered
Start Excelling in your courses, Ask an Expert and get answers for your homework and assignments!!