Germ layer from which epidermis and nervous system originate
Name the germ layer from which epidermis and the nervous system originate? What are other tissues and organs made from that germ layer?
Expert
Epidermis and nervous system contain similar embryonic origin: the ectoderm. The epidermal appendages (similar to nails, sweat glands, hair, and sebaceous glands), the mammary glands, the cornea, the adenohypophysys, the crystalline lens and the retina are as well derived from ectoderm.
Which blood vessels carry venous blood to the heart and collects arterial blood from the heart?
In planning, Coordination is the most important management principal applied, explain the value of coordination?
Briefly define the term acquired immunity?
Do phylogenetically proximal species include cells with proximal chromosome counts?
What is the role of the flagellum of a sperm cell? Also how is this formed?
Why subsequent to the passage of animals from aquatic to the terrestrial habitat does the desertion of the ammoniotelic excretion take place?
Describe briefly the term muscle tissues? How is the function of this tissue related to typical features of its cells?
Cost Slope:A) The cost slope is the measure of sensitivity when crashing events: The slope between the normal point and the crash point can be computed; this gradient of the cost slope B) Cost Slope = (Crash Cost – Normal Cost)
Besides being essential for activation of main gastric digestive enzyme, how does HCl also participate directly in the process of digestion?
What do such genetic changes tell us regarding the evolutionary history of milk tolerance in human populations?
18,76,764
1956113 Asked
3,689
Active Tutors
1447758
Questions Answered
Start Excelling in your courses, Ask an Expert and get answers for your homework and assignments!!