experiment is done to see if eating breakfast affects students' performance on exams. The experimental variable is _____.
What is the students scores on exams
100
Adaptions to the environment and the descent from a common ancestor results in the _____ of life
What is DIVERSITY
100
theory that accounts for the differences that divide and the unity that joins all living things is the _____ theory
What is CELL
100
Phospholipids have ________ heads
What is hydrophilic
100
smallest living unit is a _____.
What is CELLLL
200
As biological organization increases in complexity in living systems, new _________ are determined with unique characteristics governed by chemical and physical interactions
What is emergent properties
200
the origin of chloroplasts and mitochondria is described by this hypothesis
What is the endosymbiotic theory
200
outermost boundary of prokaryotic cells is their _____.
What is their plasma membrane
200
Compound, transmission and scanning are all types of ______.
What are microscopes
200
smallest part of an element that still has the same properties
What is atom
300
2 complete and folded proteins acting together in a cell represent the ______ structure
What is quartanary
300
A pH of 10 has _____ concentration of H+ ions
What is LOWWWWW
300
We belong to this DOMAIN
What is Eukarya
300
Carbon can share pairs of electrons with as many as ____ other atoms.
What is FOUR
300
Which is larger, Eukaryotic or Prokaryotic cells?
What is Eukaryotic
400
first step in the scientific method
What is observation
400
Receives transport vesicles packages them and excretes them
What is the GOLGI Apparatus
400
Adding water to break down biomolecules occurs in a _______ reaction.
What is hydration
400
Maltose, Pentose, and Lactose are all examples of this
What are disaccharides
400
Sperm cells move by means of _______.
What are flagella
500
Three fatty acids and one glycerol molecule make up ______ the long term energy storage for organisms
What is triglycerides
500
Protein synthesis in a bacterial cell is done by _____.
What are the ribosomes
500
made up of actin filaments, Intermediate filaments and microtubules
What is the cytoskeleton
500
Synthesis of lipids occurs in which major organelle?