Biotechnology: Principles and Processes — BIOLOGY STD 12 Science — Question

For which variety of Indian rice, the patent was filed by a USA Company?

Give an account on cloning vectors.

Emasculation may not be necessary, yet bagging is necessary. Justify giving the condition when such a thing can happen.

Give an example of an autosomal recessive trait in humans. Explain its pattern of inheritance with the help of a cross.

What are we referring to when we say 'simple organisms' or 'complex organisms'?

Name the part of the genital tract of human female which acts as ‘womb’.

Certain molecular processes are given in column (A). Provide the terms given to these processes in column (B), after selecting them from the terms:
Recombination, gene regulation, prokaryotic transcription, eukaryotic transcription, translation, replication, gene transfer, DNA fingerprinting

S.No.	Column A	Column B
(i)	DNA → DNA
(ii)	DNA → hRNA
(iii)	mRNA → Protein
(iv)	Repressor Protein + Operator → No  transcription

Define seed dormancy. Give the causes and significance of seed dormancy.

A mRNA strand has a series of codons out of which three are given below:

1. AUG
2. UUU
3. UAG

1. What will these DNA codons be translated into?
2. What are the DNA codons that would have transcribed these RNA codons?

Explain In-situ conservation by giving an example.