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humans

Scientists classify humans in the animal kingdom. We belong to the subphylum Vertebrata. This means that we have spines or back bones. We are in the class Mammalia (mammals), animals that nurse their young. Humans are in the order Primates. They are omnivores with opposing thumbs and a big brain. The ... read more

how plants grow

The Life Cycle of Plants ... read more

what is a plant

Plants and animals are living things, or organisms. Plants make it possible for all the other living things to exist on planet Earth. While plants are similar to animals in some ways, they are unlike animals in many more ways. Plants, like animals, are made up of cells. ... read more

genetics

Humans, like all living things, reproduce. When they do, they pass along a ‘code’ to their offspring. The code is like a set of instructions or directions. It tells the cells of the offspring how to develop and grow. Genetics is the ... read more