Month March 2022
Digestion in Intestines: True statements about villi Villi are finger-like projections found on the inner lining of the small intestine. Villi increase the surface area for absorption of nutrients. Villi are richly supplied with blood vessels. They help in the… Continue Reading →
Passive transport: True statements about passive transport Substances move from areas of high concentration to areas of low concentration. In passive transport, molecules always move along the concentration gradient, from an area of high concentration to an area of low… Continue Reading →
Chromosomes, genes and proteins: Identify the correctly labelled structures. B,and C are alleles of the same gene. B, and C, are both located at the same place on a pair of homologous chromosomes, and therefore represent alleles of the same gene…. Continue Reading →