Question
What are restriction enzyme and how are they named.
✓
Answer
self
Need a full question paper?
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
Explore more
Similar questions
Mention the three enzymes of industrial importance.
Why does ozone hole form over Antarctica? How will enhanced ultraviolet radiation affect us?###What do you mean by ozone hole? What are main reasons of ozone depletion?
- Name the nematode that infests and damages tobacco roots.
- How are transgenic tobacco plants produce to solve this problem?
Why is geitonogamy also referred to as genetical autogamy?
A relevant portion of B-chain of haemoglobin of a normal human is given below:
The codon for the sixth amino acid is GAG. The sixth codon GAG mutates to GAA as a result of mutation 'A' and to GUG as a result of mutation 'B'. Haemoglobin structure did not change as a result of mutation 'A', whereas haemoglobin structure changed because of mutation 'B', leading to sickle-shaped RBCs. Explain giving reasons how could mutation 'B' change the haemoglobin structure or bring down mutation and not mutation 'A'.
The codon for the sixth amino acid is GAG. The sixth codon GAG mutates to GAA as a result of mutation 'A' and to GUG as a result of mutation 'B'. Haemoglobin structure did not change as a result of mutation 'A', whereas haemoglobin structure changed because of mutation 'B', leading to sickle-shaped RBCs. Explain giving reasons how could mutation 'B' change the haemoglobin structure or bring down mutation and not mutation 'A'.
(a) Draw a neat and labelled diagram of Mammary gland.
(b) What is Placenta ?###Write a short note on placenta.
(b) What is Placenta ?###Write a short note on placenta.
What is meant by monosporic development of female gametophyte?
Following table gives certain terms associated with ART. Fill in the space A,B,C and D.
| IVF and ET | A |
| B | lntroduction of zygote or embryo with 8-celled blastomeres into Fallopian tube. |
| C | lntroduction of ova of a donor into the Fallopian tube. |
| D | lntroduction of semen from the husband or healthy donor into the uterus. |
Name the phenomenon that leads to situations like ‘XO’ abnormality in humans. How do humans with ‘XO’ abnormality suffer? Explain.
Give a scientific term for the following sentences:
- Total number of individuals of a species in an area.
- A surgical procedure performed on males in which the vas deferens are cut and tied is known as:
- A contraceptive device consisting of a small thimble-shaped cup that is placed over the uterus to prevent the entrance of spermatozoa.
- Removal of gonads, often referring to the removal of male testes is called.