Movement of the chromosomes during anaphase would be most affected by a drug that prevents which events in mitosis and cell division?

Name the plastid and pigment likely to be found in the cells of (a) petals of sunflower (b) ripe tomato.

What did hunter gathers do to alter the environment?

How does upwelling affect coastal fisheries? upwelling damages nutrient supplies at coastal fisheries as the warm, nutrient-rich surface water is replaced by nutrient-poor, cold water. upwelling damages nutrient supplies at coastal fisheries as the cold, nutrient-rich surface water is replaced by nutrient-poor, warm water. upwelling improves the nutrient supply at coastal fisheries as the warm, nutrient-rich surface water replaces the nutrient-poor, cold water. upwelling improves the nutrient supply at coastal fisheries as cold, nutrient-rich water replaces the warm, nutrient-poor surface water.