Breaks down food so nutrients can be absorbed by the body.
What is the digestive system?
100
theory of evolution developed by Darwin which acts upon an organism's phenotype
What is natural selection?
100
number of different species living in a specific area
What is biodiversity?
200
a carbon compound joined by peptide bonds; the building blocks of proteins
What is an amino acid?
200
Protein that speeds up a biological reaction by lowering the activation energy needed to start the reaction.
What is an enzyme?
200
function is the exchange of oxygen and carbon dioxide between the atmosphere and the blood and between the blood and the body's cells.
What is the respiratory system?
200
the process by which the structure of a biological community evolves over time.
What is succession?
200
The evolutionary formation of new biological species, usually by the division of a single species into two or more genetically distinct one
What is speciation?
300
the process in which mRNA is synthesized from the template DNA strand
What is transcription?
300
cell with NO nucleus or other membrane-bound organelles
What is a prokaryote?
300
chemical that diffuses across a synapse and binds to receptors on a neighboring neuron's dendrite
What is a neurotransmitter?
300
anatomically similar structure inherited from a common ancestor
What is homologous structure?
300
a relationship in which one organism benefits and the other is harmed, but normally does not die
What is a parasitism?
400
The process in which mRNA attaches to the ribosome and a protein is assesmbled
What is translation?
400
an organic compound containing carbon, hydrogen, and oxygen; also known as starches
What is a carbohydrate?
400
carry impulses to a gland or muscle and results in a response
What is a motor neuron?
400
observable characteristic that is expressed as a result of an allele pair; evolution acts on this
What is phenotype?
400
organism that captures energy from sunlight or inorganic substances to produce its own food; provides the foundation of the food supply for other organisms; producer
What is an autotroph?
500
put the following in the correct order for protein synthesis: rRNA, mRNA, DNA, protein
What is DNA>mRNA>rRNA>protein
500
group of organisms of the same species that occupy the same place at the same time
What is a population?
500
lymphocyte that activates antibody secretion in B cells and cytotoxic T cells
What is a helper T cell?
500
random change in allelic frequencies in a population
What is genetic drift?
500
Percentage of energy that is transferred to next trophic level in a food chain or web