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15 Cards in this Set

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Scientific Methodology
method used by scientists which is a combination of common sense and logic
Define you problem
clear frame the wuestion you seek to answer.
developing a hypothesis
develop some statements that describe what you believe will happen.
set up a controlled experiment
is one where comparisons are veing made between that would be considered the normal condition (the control) and oneor more situations where a single condition or variable has been changed (the experimental groups)
RAD (radiation absorbed dose)
the amount of radiation absorbed by a living organism.
qualitative
A visual inspection of the various treatment groups placed next to each other to record the differnces.
compound light microscopes
as microscope having more than one lens, usingvisible or white light to illuminate the ogject of interest.
parfocal
the image does not need to be radically focused when changing the objective lenses.
cytoplasmic streaming
the cytoplasm and chloroplasts will be moving around within the cell
domain
all living divided into three major categories(Archaea, Bacteria, and Eukarya)
Bacteria and Archaea
simple, single-celled organisms that lack a nucleus and other membrane-bound organelles.
prokaryotic
pro=before, karyotic = nucleus. Bacteria can be found in and on almost any structure - in the soil, in the water, in our intestine.
Eukarya
consists of sukaryotic organisms that are further divided into four kingdoms: Protista, Fungi, plantae, and Animalia based on their level or organization and mode of nutrition.
chemosynthesis
bacteria obtain their energy by breaking sown inorganis compounds such as hydrogen sulfide and ammonia.
Cyanobacteria
bacteria that resemble algae and plants in that they have photosynthetic pigments that are used to capture light energy to make thier own food.