Purpose of vitellus in the vertebrate egg
Elaborate the purpose of the vitellus in the vertebrate egg? How are these eggs classified in relation to the quantity of vitellus within them?
Expert
Vitellus (yolk) is nutritive material which accumulates in the cytoplasm of the egg (zygote) with the purpose of nourishing the embryo. According to the quantity of vitellus in them, the eggs are classified as oligolecithal (little yolk), centrolecithal, or heterolecithal (more yolk diffusely distributed) and telolecithal (more yolk concentrated in one end of egg).
They behave differently to different stimuli because of a multitude of factors. These include an individual's age, sex, education, intelligence, personality, physical characteristics, experience, values, and family and cultural background. For instance, a young railway ticket collector would beha
Mumps: This is an infectious disease that usually attacks the children. Symptoms are swelling of the glands on the temple convoyed by fever.
What is the basic difference between red and white blood cells? Also explain leukocytes?
What do you mean by the term concentration gradient? Is it accurate to refer to “concentration gradient of water”?
Briefly differentiate the terms Perception and Sensation?
How digestion in beings of the phylum Annelida work does and what kind of digestive system do they contain?
Elucidate the completing series of nitrogen-containing bases for an AGCCGTTAAC fragment of a DNA chain? Answer: The outcome is: TCGGCAATTG.
Differentiate between spermatocyte II and spermatid?
How do paramecia, amoebae, and trichomonas correspondingly move?
Specify the plant tissues which constitute the functional structures of the leaf veins?
18,76,764
1933333 Asked
3,689
Active Tutors
1418163
Questions Answered
Start Excelling in your courses, Ask an Expert and get answers for your homework and assignments!!