* We are both made of cells. All living organisms are made up of cells, which are the basic units of life. Humans have about 37 trillion cells, while dogs have about 30 trillion cells.
* We both have DNA. DNA is the genetic material that determines our traits. Humans and dogs share about 98% of their DNA, which means we are very closely related.
* We both need food and water to survive. All living organisms need food and water to survive. Humans typically eat a variety of foods, including plants, animals, and processed foods. Dogs are carnivores and typically eat meat, although they can also eat some fruits and vegetables.
* We both breathe oxygen. All living organisms need oxygen to breathe. Humans and dogs breathe air, which contains about 21% oxygen.
* We both reproduce. All living organisms reproduce to create offspring. Humans typically reproduce sexually, while dogs can reproduce both sexually and asexually.
* We both have emotions. Humans and dogs both experience emotions, such as love, anger, fear, and happiness.
* We both learn. Humans and dogs both learn through experience. Humans typically learn through formal education, while dogs learn through play and interaction with their owners.
* We both communicate. Humans and dogs both communicate with each other. Humans typically communicate through language, while dogs communicate through barking, growling, whining, and body language.
* We both form social groups. Humans and dogs both form social groups. Humans typically form families and communities, while dogs form packs.
* We both have a complex nervous system. All living organisms have a nervous system, which is responsible for controlling the body's functions. The human nervous system is the most complex nervous system of any animal.
* We both have a brain. All living organisms have a brain, which is responsible for processing information. The human brain is the most complex brain of any animal.