The small part of a plant that can grow into a new plant.
Seed
The red liquid that carries oxygen and nutrients through the body.
Blood
A tiny infectious agent that replicates only inside the living cells of an organism.
Virus
The condition of being unable to stop doing something harmful.
Addiction
A plant grown in large amounts by farmers for food or other uses.
Crop
A sweet liquid produced by flowers to attract bees.
Nectar
The rhythmic expansion of an artery caused by the beating of the heart.
Pulse
A mild viral infection of the nose and throat causing sneezing, coughing, and a sore throat.
Common cold
To suggest something as good or suitable for a particular purpose.
Recommend
How good or bad something is; a characteristic of something.
Quality
The process of changing sunlight into food for a plant.
Turn...into
A blood vessel that carries blood back toward the heart.
Vein
Microscopic single-celled organisms found everywhere, some of which can cause disease.
Bacteria
A substance used to treat illness or, if misused, can cause addiction and harm.
Drug
To make, grow, or create something.
Produce
A flat, green part of a plant that makes food through sunlight.
Leaf
The smallest type of blood vessel, connecting arteries and veins.
Capillary
Resistant to a particular infection because of specific antibodies.
Immune
Working well without wasting time, energy, or materials.
Efficient
A number of different types of things; the quality of being diverse.
Variety
A fine, powdery substance from flowers that fertilizes other plants of the same type.
Pollen
The large airway that leads from the larynx to the bronchi, also called the windpipe.
Trachea
To cause a person or part of the body to lose the ability to move or feel.
Paralyze
To reduce the amount or frequency of using or doing something.
Cut down on
A person or company that makes goods for sale.
Manufacturer