For the following questions answer them individually
During sewage treatment, biogases are produced which include:
The diagram shows an important concept in the genetic implication of DNA. Fill in the blanks A to C.
DNA fragments generated by the restriction endonucleases in a chemical reaction can be
separated by :
The complex formed by a pair of synapsed homologous chromosomes is called
Which of the following statements is correct in relation to the endocrine system ?
Match the names of the animal (column I),with one charecteristics (column II), and the phylum /class (colum III) to which it belongs: