Topic 1&2
All living things are made of
Cells
A single celled organism, consisting of only one cell is
unicellular
A membrane that lets nothing across
impermeable
List the 4 levels of organization in living organisms
Cell -> Tissue -> Organ -> System
System that transports food and oxygen throughout the body
Circulatory
All organism carry out the function of energy, environment, reproduction, growth and ________
Waste
controls all activity in the cell
nucleus
The movement of particles from an area of high concentration to low concentration
diffusion
Advantages of being multicellular
Grow large
Live in different environment
Identify 2 ways high blood pressure can be prevented
Healthy diet
No Smoking
Excerise
Sun
Jelly-like substance that is constantly moving within a cell
Cytoplasm
Osmosis is the diffusion of
water
Organs work together to form
systems
List the 3 types of blood vessels in the circulatory system
artery
vein
capillary
Compound light microscopes have how many lenses
2
A storage area for food and waste
vacuole
Transports sugars to the rest of the plant
Phloem
Cells with the same structure and function are grouped into
Location where food is absorbed in the digestive system
Villi
This is used to control the amount of light reaching the object being viewed under a microscope
diaphragm
List three difference between animal and plant cells
Size of vacuole
Chloroplasts
Cell Wall
The loss of water from a plant through evaporation
Transpiration
Cells that have different structures and different functions are said to be
Specialized
What problems are associated with high blood pressure
heart attack
stroke
poor circulation