The term for living things that are composed of only one cell
What is unicellular?
100
Tough rigid outer covering that protects plant cells
What is the cell wall?
100
Diffusion is the movement of particles from an area of __________________ concentration to an area of __________________ concentration.
What is higher to lower?
100
Type of cells that carry oxygen from our lungs to our muscles
What are red blood cells?
100
Rounded off to the nearest thousands, the number of chemicals contained in tobacco smoke
What is 4000?
200
the scientist who observed cork and was the first to call the spaces he saw "cells"
Who is Robert Hooke?
200
Directs all cell activities
What is the nucleus?
200
The movement of a solvent through a selectively permeable membrane?
What is osmosis?
200
The name of the vessels that carry blood away from the heart to different parts of the body.
a) veins
b) capillaries
c) valves
d) arteries
What are arteries?
200
The percent of people who are able to quit smoking on any given attempt without medicines or other help
a) 4 - 7%
b) 7 - 11%
c) 11 - 15%
d) 15 - 20%
What is a) 4 - 7%
300
what Theodore Schwann discovered
What is that animals are made out of cells?
300
material within a cell that supports the internal structure
What is the cytoplasm?
300
The reason that we were able to smell the contents of the 'tar jar'.
What is the particles moved by diffusion?
300
The number of chambers that our heart is divided into
What is four?
300
Which of the following statements is false...
a) Smoking can affect your sense of taste and smell
b) If an adult absorbed all of the nicotine contained in 3 or 4 cigarettes, he or she would die
c) Teen smoking has increased in recent years
d) One cigar can contain as much tobacco as a pack of cigarettes
What is c) teen smoking has increased in recent years
400
where all cells come from and the process by which this happens
What is other cells/pre-existing cells and cell division?
400
small circular structures that produce protein
What are ribosomes?
400
An example of a substance that a cell needs and therefore is able to move across the cell's membrane.
What is water, nutrients?
400
The correct level of organization of the following terms starting with the smallest part:
organ, cell, system, tissue
What is...cell - tissue - organ - system
400
Which of the following statements is true...
a) chewing tobacco is better than cigarettes because it is not addictive
b) the life expectancy of a smoker is approximately 10 years less than a non-smoker
c) teenagers are less likely to smoke if their parents are smokers
What is B?
500
Cells are the basic unit of s______________ and f______________ or any organism
What is structure and function
500
structures only found in a plant cell that convert energy from the sun into usable energy
What are chloroplasts?
500
the definition of selective permeability
What is when a membrane allows some substances to pass through it but not others?
500
Three different types of systems in the body
What are...muscular, skeletal, nervous, circulatory, digestive, respiratory, excretory
500
Rounded to the nearest 10%, the % of smokers who say they want to quit and wish they didn't smoke