<span>the deliberate modification of the characteristics of an organism by manipulating its genetic material.</span>
Population- number of people or animals in a particular place.
Examples:
•events
•over 8M people living in NYC
•businesses
Answer:
By definition, tissues are absent from unicellular organisms. Even among the simplest multicellular species, such as sponges, tissues are lacking or are poorly differentiated. But multicellular animals and plants that are more advanced have specialized tissues that can organize and regulate an organism’s response to its environment.