Often called the building block of life because these atoms are the basis of most molecules that make up living things.
What is Carbon
100
These are too small to see without the aid of a micrscope.
What is a cell
100
Most producers on Earth use this as their energy source.
What is sunlight
100
Anything that has mass and occupies space
What is matter
100
The movement of molecules across a cell membrane without energy input from the cell
What is passive transport
200
The conditions that do not change during an experiment.
What is a constant
200
In 1665, this English scientist first identified cells using a three-lens compund microscope.
Who is Robert Hooke
200
Organisms that eat both plants and animals.
What are omnivores
200
These types of reactions have the same elements on both the reactant side and product side of the equation
What is chemical
200
This type of solution causes the cell to shrivel due to the fact that more water exits a cell then is allowed into the cell
What is hypertonic solution
300
This type of cell contains membrane-bound organelles and a nucleus
What is eukaryotic cell
300
Ecosystems consist of different trophic levels that are nourishment in a food chain and as you move up the food chain from the lowest trophic level to the highest, this flows
What is energy
300
A listing of elements arranged in increasing atomic mass across rows from left to right
What is the periodic table
300
The process of taking liquids or fairly large molecules into a cell by engulfing them in a membrane.
What is Endocytosis
400
Molecules composed of carbon, hydrogen, and oxygen, and they include sugars and starches.
What is carbohydrates
400
The cell's genetic information is encoded in this and is suspended in the cytoplasm in a prokaryotic cell.
What is DNA
400
The word ominvore comes from the Latin word Omnis meaning
What is all
400
This type of bond is formed when a cation loses electrons and anions gain them
What is ionic
400
During this type of transport, a cell moves substances against the concentration gradient.
What is active transport
500
Organelles that carry out photosynthesis.
What is chloroplasts
500
This German scientist concluded that all living things are made of cells and cell products.
Who is Theodor Schwann
500
In a food chain consisting of a desert cottontail, grama grass, and Harris's hawk the desert cottontail is this kind of consumer
What is primary consumer
500
When determining the number of subatomic particles in a neutral atom the number of electrons present is the same as the number which subatomic particles
What are protons
500
The process of by which water molecules move across a semipermeable membrane from an area of higher water concentration to an area of lower water concentration