Water is a key element and necessary thing life needs in order to live and thrive without water everything would die.
Answer:
Natural selection results in evolution.
Explanation:
Natural selection is the separation of types of individuals in different environments, like geographical isolation. Due to this, the offspring will soon evolve and create a new species, known as evolution.
Answer:because it doesn’t need to consume energy to survive, nor is it able to regulate its own temperature.
Explanation:
One the XY belong to the male (XX is for females ) and these chromosomes are sex chromosomes and are always the same in every human being ( well except for some genetic disorders)