Question
What is molecular homology? Cite one example.

Answer

Molecular homology is the similarity among organisms at the molecular level. The amino acid sequence for the protein cytochromic-C is the same in humans and chimpanzee. Molecular homology shows phyllogenetic relationships.

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Similar questions

Explain the double fertilization and triple fusion. Write there importance in angiosperm plant.
In the table given below, select and enter one correct device out of the following: Oral pill, Condom, Copper T, Saheli, Vasectomy, Diaphragm, Tubectomy, Cervical cap
S.No.
Method of Birth Control
Device
1
Barrier
 
2
IUD
 
3
Surgical Technique
 
4
Administering Hormones
 
The diagram shows the female reproductive system. Where do fertilisation and implantation occur?

What is meant by gestation period?
Shubham was taught in the biotechnology class about the production of recombinant protein with the help of bioreactor. He was surprised by this new information. In the evening he discussed it with his elder brother, who is a biotechnologist. He smiled and explained him in detail.
  1. What is recombinant protein?
  2. Why is bioreactors useful in industries?
  3. What are the values shown by Shubham?
A mixture of fragmented DNA was electrophoresed in agarose gel. After staining the gel with ethidium bromide, no DNA bands were observed. What could be the reason?
How are baculoviruses and Bacillus thuringiensis used as biocontrol agents? Why are they preferred over readily available chemical pesticides?
List any two types of IUDs that are available for human females and state their mode of action.
What criteria should one use in categorizing a species as threatened?
  1. Name the causative agent of typhoid in humans.
  2. Name the test administered to confirm the disease.
  3. How does the pathogen gain entry into the human body? Write the diagnostic symptoms and mention the body organ that gets affected in severe cases.