Intro to Biology
Scientific study of life
Biology
Division and enlargement of cells
What is growth?
Is the sum of all the chemical reactions that take in and transform energy
Metabolism
Living organisms must maintain a specific range of internal conditions in spite of the outside changes.
Homeostasis
Populations of living organisms _________ or change through time.
Evolve
Scientists use this to organize and show lineages of living things
Tree of life
Process by which an organism becomes a mature adult
Development
Living organisms pass on hereditary information from parents to offspring.
What is reproduction?
This is something that causes an organism to respond
What is a stimulus?
Evolution is driven by _________
natural selection or “survival of the fittest”
Part of the earth that supports life
Biosphere
If an organism is made of many cells, it is this.
What is multicellular?
Process that plants use to make their energy
Photosynthesis
Give an example of homeostasis
body temperature, blood sugar, shivering
Is a process by which organisms that have certain favorable traits are better able to survive and reproduce
Natural Selection
A _____ is the smallest unit of life.
What is a Cell?
The high degree of order within an organism's internal and external parts and how they interact with the living world.
Organization
This is one of the four macromolecules used for energy in organisms.
What is lipid, carbohydrate, protein, or nucleic acid?
When Homeostasis is not maintained, this can happen to the organism.
What is gets sick or dies?
Is a specific area within the biosphere with a common set of physical characteristics.
Ecosystem
The process in which the inherited characteristics within populations change over generations.
Evolution
Organisms that are made of one cell such as bacteria
Unicellular
All energy on earth comes from this.
What is the Sun?
This is another word for a reaction to a stimulus
What is a response?
Name one way Biology could be controversial
Dealing with endangered species?
Use of human fetal tissue in biomedical research?
Safety of irradiated foods?
Cloning