Granite,chalk,slate, that si the only three i can think of at the moment
Answer: the need of evolution
Explanation: Charles Darwin saw the differences between the birds beaks in the Galapagos island. The beaks were different because of the different food that the environment provides.
No vegetative reproduction is a type of asexual reproduction as it does not involve two plants....single parent is needed !!!
They most likely uses a sample and a microscope to see.
