Science Coordinate 0654: B11. Inheritance Topical Past Paper Questions

A farmer selectively breeds different types of chicken. Table 3.1 shows some information about the chickens. Table 3.1 (a) The farmer decides to breed a new type of chicken. This new type of chicken will produce: • a higher number of eggs per month eggs with a higher mass. Descri…

(a) Variation occurs in all organisms. There are two types of variation, continuous variation and discontinuous variation. Complete Table 4.1 by placing a tick (✓) in each row to show if the description is about continuous or discontinuous variation. Table 4.1 (b) Antibiotics are…

(a) Phenylketonuria (PKU) is an inherited disorder controlled by a single gene. People with PKU have to limit how much protein they eat. The allele for PKU is recessive (d). Fig. 4.1 is a pedigree diagram showing the inheritance of PKU in one family. Fig. 4.1 (i) Use Fig. 4.1 to…