Formation of gametes in pteridophyte life cycle
Explain the formation of gametes in the pteridophyte life cycle, through the mitosis or meiosis? State the type of meiosis which takes place in pteridophytes?
Expert
In pteridophytes gametes are formed through the process of the mitosis from the special cells of gametophyte. As in all plants, in pteridophytes, meiosis is sporic, that says, cells of sporophyte undertake meiosis and produces the spores which then through the mitosis turns into the gametophyte.
Explain the relationship between concentration gradient and passive and active transport?
Write down the functions of musculoskeletal system?
Name the nucleotides “portions” which bind in the making of nucleic acids? What do you mean by the 5 and 3 extremities of the nucleic acids?
Write down the name of biological molecule which contains the genetic information and which is transmitted hereditarily and controls cellular functioning?
Describe the morphological characteristic which evolutionarily approximates the beings of the phylum Annelida to the arthropods?
Describe the reticular fibers of the connective tissue and where we can found them?
Give a brief description of the term predatism?
Give a brief explanation of the term crossing over. And also write down the name of period of meiosis in which this event takes place?
Define the term mixed gland? Why the pancreas is considered as a mixed gland?
Describe briefly the term population growth rate.
18,76,764
1930973 Asked
3,689
Active Tutors
1428654
Questions Answered
Start Excelling in your courses, Ask an Expert and get answers for your homework and assignments!!