Whereas a change that causes change in chemical composition of a substance is known as chemical change. For example, A new substance is always formed in a chemical change. Thus, we can conclude that the definition a chemical change produces a new substance by breaking and forming new bonds, is correct.
The answer to this is NATURAL SELECTION. From the given scenario above, this is classified to be a natural selection because of the changes made by the individuals in order to adapt the presence of this fungal disease. When we say natural selection, this is the ability of an organism to adapt to a certain environment in order to survive. This is according to Charles Darwin which has been the source for the study of evolution.
the vas deferens transport sperm cells from epididymis to the urethra.
The answer is alpha waves.When one relaxes, the brain would emit these waves which are known to be slower than brain waves. These then have a slow rhythm and a high amplitude.They are also known to boost creativity and does reduce depression.