Leaves are adapted to their environment e.g. pine trees have spikey leaves to trap water and others e.g. plants in the rainforest, have large leaves to absorb sunlight to create photosynthesis (food for the plant)
Leaves are found in all sizes just like trees, animals and people. Life has these pleasant varieties to keep us from getting bored I think.
because they have their different families
Evolution.
There is no answer to this question. "Extract" is, well, extracted from the leaves using a solvent, and since leaves vary in size and essential oil content, and extracts vary in the relative proportions of essential oil to solvent, there's no possible way to give a single answer.
yes it does as the size of stomata vary depending on climatic conditions like being narrower in hot and sunny day
Determinate growth occurs when leaves and flowers grow to a set size.
Schools vary greatly in size, within countries and between countries. Schools vary greatly in size, within countries and between countries. Schools vary greatly in size, within countries and between countries. Schools vary greatly in size, within countries and between countries.
Apples vary very considerably in size, but four to a kilogram is possible.Apples vary very considerably in size, but four to a kilogram is possible.Apples vary very considerably in size, but four to a kilogram is possible.Apples vary very considerably in size, but four to a kilogram is possible.
Humans do have a brain size which can vary with their physical skull size. Though it has little impact on intelligence and the variation is very minor.
Wildfires vary in size. They can be 1 acre up to hundreds of acres in size.
Glasses vary very considerably in size.Glasses vary very considerably in size.Glasses vary very considerably in size.Glasses vary very considerably in size.
Overtime rocks are broken down by weathering and erosion which causes the sediments to vary in size
As with any article of clothing plus size formal gowns vary from brand to brand.
Hands vary in size from person to person. Your left hand is a different size than your right hand. Your feet are different sizes.
Determinate growth occurs when leaves and flowers grow to a set size.