The modern classification system is based on
A- putting organisms into categories based on where they live.

B- putting organisms into categories based on how they reproduce.

C- putting organisms into categories based on similar characteristics.

D- putting organisms into categories based on the type of food they eat.

What came first egg or chicken? and is tomato a vegetable or a fruit?

After reading the paragraph below, answer the questions that follow. researchers have created a robot that has a very thin leg that is moved by cardiac (heart) cells contracting in unison. the robot, made of a polymer similar to that used in making contact lenses, is bathed in heart cells with supporting cells, which then attach to the robot and provide movement as they contract. all of the cardiac cells working together can cause the robot leg to move in a way that individual cells could not. this is an example of a. emergent properties of cells. b. energy flow through an ecosystem. c. adaptation. d. internal environment regulation.

This is a type pf behavior that animals are born with and them to survive