Significance of secondary growth | types of plant growth | secondary growth in plants

For this lecture i have take the content from Punjab, federal,kpk, sindh and Balochistan textbooks that is helpful for both FSc and MDCAT students and teachers My other YouTube channel    / @hassamurrahman   Extreme Hardships of life and Ultimate Success    • Severe Hardships of life || Ultimate Success   #significanceOfSecondaryGrowth #visiblescience #SecondaryGrowthInPlants #TypesOfPlantGrowth #alevelbiology #fscpart1 #fscpart2