Heredity and variation: Mendelian inheritance; deviations from Mendelism - incomplete dominance, co-dominance, multiple alleles and inheritance of blood groups, pleiotropy; elementary idea of polygenic inheritance; chromosome theory of inheritance; chromosomes and genes; Sex determination - in humans, birds and honey bee; linkage and crossing over; sex linked inheritance - haemophilia, colour blindness; Mendelian disorders in humans - thalassemia; chromosomal disorders in humans; Down's syndrome, Turner's and Klinefelter's syndromes.
Term 1 - Principles of Inheritance and Variation
Heredity and variation: Mendelian inheritance; deviations from Mendelism - incomplete dominance, co-dominance, multiple alleles and inheritance of blood groups, pleiotropy; elementary idea of polygenic inheritance; chromosome theory of inheritance; chromosomes and genes; Sex determination - in humans, birds and honey bee; linkage and crossing over; sex linked inheritance - haemophilia, colour blindness; Mendelian disorders in humans - thalassemia; chromosomal disorders in humans; Down's syndrome, Turner's and Klinefelter's syndromes.
-
{$ testpaper.testpaper $}
Your recent scores:
- Attempt {$ $index + 1 $} - {$ attempt.score $}%
-
{$ testpaper.testpaper $}
Your recent scores:
- Attempt {$ $index + 1 $} - {$ attempt.score $}%
myCBSEguide
Trusted by 1 Crore+ Students
Question Paper Creator
- Create papers in minutes
- Print with your name & Logo
- Download as PDF
- 5 Lakhs+ Questions
- Solutions Included
- Based on CBSE Syllabus
- Best fit for Schools & Tutors
Test Generator
Create papers at ₹10/- per paper
