The trisomy for 21st chromosome is called
The trisomy for 21st chromosome is called Options (a) Klinefelter's syndrome (b) Turner's syndrome (c) Down's syndrome (d) sickle-cell anaemia…
8 years ago
Questions
There are 64 codons in the genetic dictionary as
There are 64 codons in the genetic dictionary as Options (a) there are 3 nonsense codons and 61 sense codons…
8 years ago
There are special proteins that help to open up DNA double helix in front of
There are special proteins that help to open up DNA double helix in front of the replication fork. These proteins…
8 years ago
Transition type of gene mutation is caued when
Transition type of gene mutation is caued when Options (a) GC is replaced by TA (b) AT is replaced by…
8 years ago
Trisomy is expressed as
Trisomy is expressed as Options (a) 2n + 1 (b) 2n - 1 (c) 2n +2 (d) 2n - 2…
8 years ago
Unwinding of DNA is done by
Unwinding of DNA is done by Options (a) topoisomerase (b) exonuclease (c) helicase (d) ligase Correct Answer: helicaseExplanation:No explanation available.…
8 years ago
What does the following indicate ? Parent R¹R¹(Red) × R²R²(White)
What does the following indicate ? Parent R¹R¹(Red) × R²R²(White) F₁ R¹R²(Pink) F² 1/4 Red : 1/2 Pink : 1/4…
8 years ago
When a dwarf pea plant was treated with gibberellic acid, it became as tall as tall pea
When a dwarf pea plant was treated with gibberellic acid, it became as tall as tall pea plants. If these…
8 years ago
When a tall and red flowered individual is crossed with a dwarf and white
When a tall and red flowered individual is crossed with a dwarf and white flowered individual, phenotype in the progeny…
8 years ago
Which is not related with eukaryotic mRNA?
Which is not related with eukaryotic mRNA? Options (a) intron, exon (b) ribosomes binding site (c) poly A tail (d)…
8 years ago