The exchange of genetic material takes place in:
A) vegetative reproduction
B) asexual reproduction
C) sexual reproduction
D) budding
1 Answers
Talk Doctor Online in Bissoy App
Dinesh went from place A to place B and from there to place C. A is 7.5 km from B and B is 12.7 km from C. Ayub went from place A to place D and from
Correct Answer - अयूब ने ज्यादा दूरी तय की। यह दूरी 0.9 km या 900 m ज्यादा थी।
2 Answers 1 views
The Young’s modulus of a material is 10^11 Nm^-2 and its Poisson’s ratio is 0.2. The modulus of rigidity of the material is
Correct option is: (A) 0.42 × 1011 N/m2
2 Answers 1 views
In plants, exchange of gases takes place through:
Answer is (A) Stomata
2 Answers 1 views
The refractive index of a material is 1. If the speed of light in vacuum is 3 × 108 ms^-1 then the speed of light in that material is ………………..
B) 3 × 108 m/s
1 Answers 1 views
RNA is genetic material in
The correct answer is (D) plant viruses
2 Answers 1 views
The exchange of gases between the plant and atmosphere takes place by …………………
The exchange of gases between the plant and atmosphere takes place by stomata
2 Answers 1 views
It is the place where conservation of species takes place
Answer is (D) Sanctuary
2 Answers 1 views
Which of the following statement are incorrect ? (i)RNA act as a genetic material as well as a catalyst. (ii)RNA is more stable than DNA (iii)RNA has
Correct Answer - b (b) : Evidences suggest that essential life processes such as metabolism, splicing , translation, etc. evolved around RNA . RNA used to act as a genetic material...
2 Answers 1 views
How did Macleod, McCarty and Avery establish the Bio-Chemical nature of the so called "genetic material" identified by Griffith in his experiment.
They (worked on the bio-chemical nature of transforming principle in Griffith's experiment) purified proteins DNA and RNA from heat killed S cells, they discovered protein digesting enzyme (protease) RNA digesting enzyme...
2 Answers 1 views
How did Alfred Hershey and Martha Chase arrive at the conclusion that DNA is the genetic material ?
Hershey - Chase experiment. Hershey and Chase grew some viruses in a medium that contained 32P radioactive phosphorus, these were allowed to infect E. coli, medium was agitated in a blender. Viral coats...
2 Answers 1 views