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Pearson Biology midterm Exam Questions and Answers.
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Pearson Biology midterm ExamQuestions and Answers
5 characteristics of living things - 1. all living things are made up of cells
2. all living things collect energy and use it
3. all living things respond or react to their surrounding environment
4. all living things grow and develop
5. all living things are able to reproduce
abiotic - nonliving factors of an ecosystem
active transport - materials move from lower concentration to higher concentration,
requires an input of energy
adhesion - water sticking to another substance
ADP - formed by the releasing of a phosphate group from ATP; results in a release of
energy that is used for biological reactions
anaphase - the chromosomes separate and move along spindle fibers to opposite ends of
the cell
Anton van Leeuwenhoek - First to see living organisms in a drop of water
, asexual reproduction - the production of genetically identical offspring from a single parent
atomic mass - the mass of an atom of a chemical element expressed in atomic mass
units. It is approximately equivalent to the number of protons and neutrons in the atom
(the mass number) or to the average number allowing for the relative abundances of
different isotopes
atomic number - the number of protons in the nucleus of an atom, which determines the
chemical properties of an element and its place in the periodic table
atoms - the basic unit of matter
ATP - energy storing molecule, a ribose sugar, and three phosphate groups; energy is
stored on the molecule's chemical bonds and can be used quickly and easily by cells
biotic - living factors of an ecosystem
cancer - a disorder in which body cells lose the ability to control growth
carbohydrates - monomer is monosaccharide. main source of energy, and used for
structural purposes
carnivore - living things that eat meat
cell cycle - when a cell grows, prepares for division, and divides to form two daughter cells
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