Download App

Principles of Inheritance and Variation — BIOLOGY STD 12 Science — Question

Gujarat BoardEnglish MediumSTD 12 ScienceBIOLOGYPrinciples of Inheritance and Variation2 Marks
Question
Who was the first to map chromosomes? What formed the basis for it?
✓

Answer

Sturtevant was the first to map chromosomes. He used the frequency of recombination between gene pairs on the same chromosome as a measure of the distance between genes.

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

Explore more

More "2 Marks Questions" from Principles of Inheritance and Variation→Principles of Inheritance and Variation — all question types→BIOLOGY STD 12 Science question papers→Gujarat Board STD 12 Science question papers→Gujarat Board question paper generator→

Similar questions

What are the different levels of biodiversity?
→
Consult internet and find out how to make orally active protein pharmaceutical. What is the major problem to be encountered?
→
What do you understand by algal bloom?
→
How many recombinant therapeutics have been approved for human use in the world? And how many are presently being marketed in India?
→
A mature embryo-sac in a flowering plant may possess 7-cells, but 8-nuclei. Explain with the help of a diagram only.
→
How does the application of the fungal genus, Glomus, to the agricultural farm increase the farm output?
→
Write a short note on hormones secreted during pregnancy.
→
Name the blank spaces A, B, C and D in the table given below:
Name of the drug
plant source
Organ system affected
A
Poppy plant
B
Marijuana
C
D
→
Which infectious disease spreads the most in humans? Describe the infection and symptoms of this disease.
→
What is homeostasis?
→