What organ removes waste from blood?

These are the tubes that carry blood back to the heart:

This part of the cell regulates what enters or leaves the cell:

Plants transport water and dissolved susbstances through:

Plants transport food or sucrose through:

Plant absorbs water through the:

Plants produce sucrose through the process of:

How many bones make up the skeletal system?

Each bone has a particular function. What is the job of the skull?

What is the function of the skeletal system?

Which is the part of the body where two bones meet?

Which are the muscles found in organs, like your stomach, intestines and bladder?

The three major types of muscles in the body are:

What connects bones and muscles together?

The muscle that pumps blood throughout your body is:

An animal that consumes other organisms is known as a:

A relationship in which one organism benefits, while the other is unaffected is known as:

The non-living elements of an ecosystem are considered to be:

A symbiotic relationship where one organism benefits and one is harmed:

Which is the device that controls current in electric circuits?

The electric current can be measured in: