Bihar Board Class 12 Biology - Class 12 Bihar Board Biology

Human Reproduction, Genetics, and Human Health

Overview of Human Reproduction Human reproduction involves a series of well-defined events starting from gamete formation to the birth of a child. The process includes gametogenesis, insemination, fertilization, implantation, gestation, parturition, and lactation.

Gametogenesis: Formation of gametes (sperm in males, ovum...

Broadly, genetic disorders may be grouped into two categories as:

mendelian disorders and chromosomal disorders.

In humans, sex of the child depends upon mother. Phenylketonuria is a case of pleiotropy. Starch grain size in pea is a case of co-dominance. Henking observed X body while studying spermatogenesis in insects.

Identify correct set of statements from the options given below.

2 and 4

Broadly, genetic disorders may be grouped into two categories as:

mendelian disorders and chromosomal disorders.

In humans, sex of the child depends upon mother. Phenylketonuria is a case of pleiotropy. Starch grain size in pea is a case of co-dominance. Henking observed X body while studying spermatogenesis in insects.

Identify correct set of statements from the options given below.

2 and 4