Fecundation in amphibians is external or internal
Whether fecundation in amphibians is external or internal? Also explain whether amphibians are evolutionarily proximal to fishes or to reptiles?
Expert
In majority of the amphibian species, fecundation is external. This trait is common in bony fishes too and it proove that the reproductive system and the embryonic development of amphibians are inherited from the osteichthyes. Although they have external fecundation, amphibian female and male copulate to stimulate for the liberation of egg and sperm cells. This process does not illustrate internal fecundation as the gametes unite in the water.
Management science approach Management science approach also known as mathematical or quantitative measurement of the approach, visualizes managemen
Explain spatial summation and temporal summation of muscle fibers? What is meant by the tetany?
Membrane: Membrane is any delicate sheet which separates one region from the other blocking or allowing (selectively or wholly) the passage of substances. The skin, for illustration, can be considered a membrane which separates the exterior from the i
Question One Refer back to your answers in Assignment #3 and Assignment #6. Select four of the challenges listed in the assignment instructions. For each of the challenges selected identify specific and detailed recommendations related to each challenge to assist an
How do I recognize that my animal is in pain?
Write down the functional differences between glial cells and neurons?
Specify the functions of musculoskeletal system?
Regarding the reproduction state, explain the role of testicles?
Question: You have a gene that codes for a cell surface receptor that has a half-life of several days. As there is some potential for tar
Explain the germ layer from which do the epidermis and nervous system originates? Which are other organs and tissues made up of that germ layer?
18,76,764
1928234 Asked
3,689
Active Tutors
1446109
Questions Answered
Start Excelling in your courses, Ask an Expert and get answers for your homework and assignments!!