Category A
Category B
Category C
Category D
Extras 1-40
100
two-layer "sandwich" of molecules that surrounds a cell
What is phospholipid bilayer?
100
one of a class of water-avoiding compounds
What is lipids?
100
physical, mental, or mathematical representation of how people understand a process or an idea
What is model?
100
group of individuals of the same species living in a particular area at the same time
What is population?
100
organic compound made of sugar molecules
What is carbohydrate?
200
spread of cancer cells beyond their original site in the body
What is metastasis?
200
process by which individuals with inherited characteristics well-suited to the environment leave more offspring than do other individuals
What is natural selection?
200
mass of abnormal cells resulting from uncontrolled cancer cell division
What is malignant tumor?
200
passive transport of water across a selectively permeable membrane
What is osmosis?
200
process by which the cytoplasm of a cell is divided in two; usually follows mitosis and meiosis
What is cytokinesis?
300
consisting of many cells
What is multicellular?
300
living thing
What is organism?
300
chemical compound that determines a substance's color
What is pigment?
300
all of a cell's chemical processes
What is metabolism?
300
loss of normal shape of a protein due to heat of other factor
What is denaturation?
400
diffusion across a membrane requiring only the random motion of molecules with no energy expended by the cell
What is passive transport?
400
in an atom, the central core that contains protons and neutrons; in a cell, the part that houses the cell's genetic material in the form of DNA
What is nucleus?
400
part of a cell with a specific function
What is organelle?
400
process by which plants use the sun's energy to convert water and carbon dioxide into sugars
What is photosynthesis?
400
organelle found in some plant cells and certain unicellular organisms where photosynthesis occurs
What is chloroplast?
500
thin outer boundary of a cell; regulates the traffic of chemicals between the cell and its surroundings
What is plasma membrane?
500
process by which the nucleus and duplicated chromosomes of a cell divide and are evenly distributed, forming two daughter nuclei
What is mitosis?
500
type of cell division that produces four cells, each with half as many chromosomes as the parent cell
What is meiosis?
500
cellular organelles where cellular Rs occurs
What is mitochondria?
500
substance that maintains a fairly constant pH in a solution by accepting or donating H+
What is buffer?
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