In homeotherms, the brain centre, which regulates body temperature, is situated in
In homeotherms, the brain centre, which regulates body temperature, is situated in Options (a) hypothalamus (b) cerebral lobe (c) cerebellum…
6 years ago
BHU1994
Root nodules for nitrogen fixation of a nonleguminous tree possess
Root nodules for nitrogen fixation of a nonleguminous tree possess Options (a) Frankia (b) Rhizobium (c) Azotobacter (d) Thiobacillus Correct…
6 years ago
When ethyl iodide and propyl iodide react with Na in the presence of ether,they
When ethyl iodide and propyl iodide react with Na in the presence of ether, they form Options (a) three alkanes…
6 years ago
In the following reaction CHCl₃ + C₆H₅NH₂ + 3NaOH → A + 3B + 3C the product
In the following reaction CHCl₃ + C₆H₅NH₂ + 3NaOH → A + 3B + 3C the product A is Options…
6 years ago
During DNA replication, the term leading strand is applied to the one which replicates
During DNA replication, the term leading strand is applied to the one which replicates in Options (a) 5' → 3'…
6 years ago
From a cross AABb × aaBb, the genotypes AaBB : AaBb : Aabb : aabb
From a cross AABb × aaBb, the genotypes AaBB : AaBb : Aabb : aabb will be obtained in which…
6 years ago
The genes controlling seven traits in pea, as studied by Mendel, were later found to be
The genes controlling seven traits in pea, as studied by Mendel, were later found to be located on how many…
6 years ago
The jumping gene in maize were discovered by
The jumping gene in maize were discovered by Options (a) H.G. Khorana (b) Barbara Mc Clintock (c) Beadle and Tatum…
6 years ago
In high yielding hybrid crop varieties, to exploit hybrid vigour, the farmers need
In high yielding hybrid crop varieties, to exploit hybrid vigour, the farmers need to purchase fresh hybrid seed every year,…
6 years ago
Somaclonal variations are the variations
Somaclonal variations are the variations Options (a) caused by mutagenic chemicals (b) produced during sexual embryogeny (c) produced during tissue…
6 years ago