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96 Cards in this Set

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  • Back
has a pH of 2
HCl
Used to mix substances.
stirring rod
What is the DNA structure known as
double helix
Carbon Dioxide
CO2
Has a pH of 6
7-up
An organism's role in its ecosystem
niche
Contains the chromosomes...
nucleus
Two or more atoms bonded together
molecule
A chromosome is a long strand of......
genes
A relationship between two organisms.
Symbiosis
2 or more different atoms bonded together
compound
Oxygen
O
The ................was a major research project mapping all the genes of a person's chromosomes.
Human Genome Project
Light produced by living organisms
bioluminescence
thymine-
adenine
Euglena and sperm move with this structure.
flagellum
made up of only 1 kind of atom
element
Placed on top of a specimen to be magnified.
cover slip
cytosine-
guanine
Sucrose
C12 H22 011
Has a pH of 7
saliva, milk, water, tums
Has the function of anchoring kelp to a rock.
holdfast
2 or more of the same atom bonded together
molecule
An atom which has lost or gained electrons so that it has a positive or negative charge.
ion
Has a pH of 8
baking soda
The number of organisms that an area can support
carrying capacity
The most common molecule in any cell is...
Water
Production site of protein.
ribosomes
A gene is a long strand of.....
DNA
Used to measure mass in grams.
triple beam balance
has a pH of 7, example
saliva
Movement of substances from a high to a low concentration.
diffusion
Has a pH of 4
vinegar
Holds substances when a sealed stopper is used.
flask
Has a pH of 3
lemon
Calcium
Ca
Has a pH of 12
amonia
Where an organism lives.
habitat
Number of independent variables in a well conducted experiment.
1
Specimen to be magnified is placed here.
microscope slide
Sodium losses 1 electron
Na+1
Used to scoop powders from the stock container.
chemical spatula
Needs heat in order to occur
Endothermic Reaction
An organism that lives at the expense of another organism.
parasite
The three most common elements in the human body.
Hydrogen, Carbon, Oxygen.
Drying
Dessication
Salt
NaCl
The study of the interaction between organisms and their enviroment.
Ecology
Condition that determines how many organisms can live in an area.
Limiting Factor
Part of the shore that is under water during high tide and exposed during low tide.
intertidal zone
Study of Plants
Botany
Floating animals.
zooplankton
Scientist who determined structure of DNA.
Watson and Crick
Keeps specimens at a constant warm temperature.
incubator
A substance composed of only one kind of atom.
element
transports protein throughout the cell.
rough endothermic reticulum
Cell reproduction that creates eggs and sperm.
meiosis
powerhouse of the cell, food molecules are broken down to release energy.
mitochondria
All th reactions that occur in an organism.
metabolism
A body part which is smaller in size that it once was and which now has no known function.
vestigal structure
diffusion of water across a cell membrane.
osmosis
Determing the age of organisms by finding their position in sedimentary rocks.
relative dating
blur of electrons around the nucleus of an atom.
electron cloud
8NaCl
8 molecules of salt, 8 atoms of sodium, 8 atoms of chlorine.
The smallest subatomic particle.
electron
Used to hold hot test tubes.
test tube tongs
Little difference between high and low tide.
Neap Tide
Used to cut dissection specimens.
scalpel
pH of 7
neutral
Two scients who first stated that all living things are composed of cells.
Schwann and Schleiden
Combined mass of the protons and number of electrons.
Atomic Mass
cells that do not have an organized nucleus
prokaryotes
Specimen to be dissected is placed here.
dissecting pan
Organisms with traits that suited their enviroment best lived and passed their genes to their offspring.
Darwin
The most common holding container for small volumes of chemical substances.
test tube
Storage site for water or food
vacuole
The gravitational pull on an object.
Weight
Contains enzymes to break down old cell parts and cell waste.
lysomes
Remains or signs of life that once lived.
fossils
Used to grow bacteria on agar.
petri dish
what other cell does not have an organized nucleus.
bacteria
Used to write on glass.
wax pencil
The theory of evolution that states that the environment will determine which organisms will survive and pass on their traits to the next generation.
natural selection
Transportation system of the cell. No ribosomes.
smoothe endothermic reticulum
Multiple test tubes are placed in this.
test tube rack
The determination of age by how much atomic energy is given off.
radioactive dating
Used to hold flaps of material during dissection.
tweezers
Used to measure temperature.
celcius thermometer
scientist who first saw and named cells
Robert Hooke
Composed of genes- heredity ingormation of the cell.
chromosomes
The most common holding container
beaker
Used to lift hot beakers.
beaker tongs
Hypothesized that organisms inharit traits from their parents, that occured during their life.
Lamark
The amount of matter in an object.
mass
Used to measure volume.
graduated cylinder
These cells would not contain chloroplasts
brain, root, and blood cells