question below:
The structures found in a living cell can be compared to the parts of a factory that produces cars. Which part of the factory is most similar to the nucleus of a living cell?
OPTIONS:
- a conveyor belt that transports materials
- a storage bin that holds the pieces needed to assemble a car
- the computer room that controls the assembly process
- the generator that provides energy for the factory
answer below:
the computer room that controls the assembly process

question below:
Visible light passes through glass. Other types of electromagnetic radiation are able to pass through other materials in a similar way. Which of the following are used in medical technology because they can pass through some parts of the human body?
OPTIONS:
- x-rays
- infrared waves
- microwaves
- ultraviolet rays
answer below:
x-rays

question below:
A student pushes against a tree with a force of 10 newtons (N). The tree does not move. What is the amount of force exerted by the tree on the student?
OPTIONS:
- 0 N
- 5 N
- 10 N
- 20 N
answer below:
10 N

question below:
Which term identifies a group of cells that work together to perform a similar function?
OPTIONS:
- molecule
- organ
- organism
- tissue
answer below:
tissue