Question

A man with blood group A marries a woman with blood group O and their daughter has blood group O. Is this information enough to tell you which of the traits blood group A or O is dominant? Why or why not?

The process where characteristics are transmitted from parent to offspring is called

Choose the correct statement from the following codes: I. Variation in plants are much lesser than human beings. II. Each trait in child is influenced by only paternal DNA. III. An individual having two different alleles for the same trait is called hybrid. IV. Traits that are passed on from parents to their offspring are controlled by genes. Codes

The most obvious outcome of the reproductive process is the generation of individuals of similar design, but in sexual reproduction they may not be exactly alike. The resemblances as well as differences are marked. The rules of heredity determine the process by which traits and characteristics are reliably inherited. Many experiments have been done to study the rules of inheritance.