An individual form of life that uses energy to carry out the activities of life.
What is an organism?
100
When the cell theory became known.
What is the 1850s?
200
All living things on Earth get energy from this.
What is the sun?
200
In this kind of cell DNA is separated from the rest of the cytoplasm in a nucleus.
What is eukaryotic?
200
The domain for prokaryotes that mostly live in extreme environments.
What is Achaea?
200
To perform the activities of life, all cells require this.
What is energy?
200
The following are all part of this theory:
All living things are made of one or more cells.
Cells carry out the functions needed to support life.
Cells come only from other living cells.
What is the cell theory?
300
These organisms have specialized cells that, together, meet the basic needs.
What is multicellular?
300
These organelles uses energy from sunlight to make sugar.
What are chloroplasts?
300
The domain for prokaryotes that share some similarities with archaea, but grow virtually everywhere on Earth.
What is Bacteria?
300
Different cells structured in such a way as to carry out specific functions are.
What is specialized?
300
This scientist performed an experiment with flasks of milk to prove the cell theory.
Who is Pasteur?
400
These two men were the first to describe cells thanks to the microscope.
Who are Robert Hooke and Anton van Leeuwenhoek?
400
These organelles make energy available to the organism.
What are mitochondria?
400
All multicellular organisms begin life as this.
What is a single fertilized egg?
400
Groups of cells that perform a similar function form this.
What is tissue?
400
This theory states that cells come from other cells.
What is the cell theory?
500
This organelle stores and releases water.
What is the vacuole?
500
This type of microscope can magnify cells.
What is a light microscope?
500
The domain for eukaryotes, which include multicellular organisms (plants, animals, fungi, and some protists) and unicellular organisms (some protists).
What is Eukarya?
500
Tissues and organs work together in this.
What is an organ system?
500
This theory states that some organisms, such as bacteria, can grow spontaneously.