How chordates are reproduced
Explain, how chordates are reproduced?
Expert
Reproduction in the beings of phylum “Chordata” is sexual, except urochordates which can also reproduce asexually. In various classes such as osteichthyes fishes, cyclostomes and amphibians, there exists the larval stage. With rare exceptions, amphibians, fishes, reptiles and monotreme mammals are oviparous, egg-laying (embryos is developed within eggs and outside body of the mother) and marsupial and placental mammals are viviparous (embryos is developed inside body of the mother, feeding from her).
Why the pteridophytes are better adapted to the dry land as compared to the bryophytes? Were pteridophytes always less abundant rather than the phanerogamic plants?
Explain about the lateral lines of the fishes?
The way a person views the world depends a great deal on the self-concept or image he has about himself. The self-concept plays an important role in perceptual selectivity. It can be thought of as an internal form of attention-getting and is largely based on the individual's complex psychological
Explain about the respiratory muscles within the mammals?
Define the term cnidocytes? What is the name of capsule in the cnidocyte? Also explain the biological functions of this structure?
Illustrate the major constituent of the cell wall of bacteria? Answer: The bacterial cell wall is made up of peptidoglycans.
How the gas exchange process is different in reptiles as compared to the amphibians.
Describe the term goiter? Also explain endemic goiter? How this problem is socially resolved?
What is the basic definition of “Biomedical”? What areas cover the Study of Biomedical Sciences?
What is PCR test? Briefly explain it. Answer: PCR test is the test to recognize the amino acid series in a polypeptide chain of a particular protein
18,76,764
1942218 Asked
3,689
Active Tutors
1423233
Questions Answered
Start Excelling in your courses, Ask an Expert and get answers for your homework and assignments!!