NEET BIOLOGY

Detailed explanation-1: -Answer and Explanation: An amoeba is considered a living organism because it meets the characteristics of living organisms. These characteristics include the ability to react to its environment, metabolize nutrients to fuel its body, growth, and reproduction.

Detailed explanation-2: -When identical twins are born, they’re 99.999 percent the same, but as they age, the effects of lifestyle, trauma, stress or disease cause their genes to be expressed in distinct ways.

Detailed explanation-3: -Evidence from fossils, proteins and genetic studies indicates that humans and chimpanzees had a common ancestor millions of years ago. Most scientists believe that the ‘human’ family tree (known as the sub-group hominin) split from the chimpanzees and other apes about five to seven million years ago.

Detailed explanation-4: -Living things have a variety of characteristics that are displayed to different degrees: they respire, move, respond to stimuli, reproduce and grow, and are dependent on their environment.