Pea plant with red flower (RR) and white flower (rr) are cross pollinated firstly and then self pollinated, What will be the colour of flower at first and second generation? Why? Write with necessary​

When plants use sunlight to make food, the energy of sunlight is

Which statement describes a way in which the digestive and excretory systems work together? a. the nephrons absorb nutrients from food going to the large intestine. b. the excretory system balances blood gases in the small intestine. c. the intestinal villi filter blood and send wastes to the bladder. d. the excretory system balances the salts and water obtained from digested food

Describe the impact of deforestation of both abiotic and biotic factors within the tropical rainforest.