Chapter 22 - Variation and Genetics - 7


Biology Class 12
1. Phenotype is the genetic complement i.e. the genes in an individual for a particular trait


2. All the genes found in a breeding population at a given time are collectively called the gene pool


3. In 1899 Carl Correns was working on a flowering plant named Pisum sativum.


4. Landsteiner and Levine discovered MN blood type in man on the basis of specific antibodies present on RBC


5. Some genes may have as many as 300 alleles.


6. A person having antigen A and B has blood group AB.


7. The antigen for Rh factor was discovered by Levine in 1930′s.


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