The term 'alpha diversity' refers to
community and ecosystem diversity
diversity among the plants
Which one of the following is biological insecticide?
Which one of the following diseases is spread by housefly?
Nutrient enrichment of a lake will cause
The scientific name of Java man is
Homo sapiens neandarthalensis
Homo erectus erects
Which of the following is structural subunit of DNA?
Nucleotides are the single units that make up nucleic acids like RNA and DNA, they are building blocks of life. Each nucleotide contains three items :
(i) A heterocyclic nucleobase (purines or pyrimidines).
(ii) A pentose sugar (ribose for RNA, deoxyribose for DNA).
(iii) A monophosphate, diphosphate or triphosphate.