photosynthesis is essential to life on earth because it makes....
Sugar
what acts as a barrier to keep water and plant cells ?
Cell walls
what is the independent variable ?
things you test or change
which organism is most closely related to the ray finned fish ?
Lungfish
What is the definition of mutualism ?
It i two individual's that help each other.
what are some of the ways that living things use energy for ?
photosynthesis, chemo-synthesis, cellular respiration
what is the cell membrane function ?
list the step of the scientific method ? (does not have to be in order)
observation,hypothesis,variables,data,adequate samples,replicating, & findings
which organisms are the mammals most likely related to ?
birds
what is the definition of commensalism ?
one individual benefits and the other neither gains nor loses.
how does photosynthesis and cell respiration relate to carbon cycle ?
Photosynthesis removes carbon dioxide from the air and respiration add's it to the air.
what contains DNA or the molecule of heredity in the cell.....
Nucleus
what is the difference between an inference & a prediction ?
an inference is based on observations.
a prediction is a hypothesis.
what is the current seven level classification system ?
Domain,Kingdom,Phylum,Class,Order,Family,Genus, & Species
What is the definition of Parasitism ?
One benefit (parasite) and the other is hurt (host)
how does bacteria play a roll in carbon dioxide ?
Bacteria can do all the parts of the carbon cycle: photosynthesis,respiration and decomposition.
what is responsible for protecting the cell and for regulating the movement of materials in and out of the cell ?
Plasma membrane
what axis has the independent variable & which axis has the dependent variable ?
independent variable = x-axis
dependent variable = y-axis
what is binomial nomenclature ?
is a two-name naming system based on Latin to identify a single organism.
what is the definition of Classical Conditioning ?
they are chemical signals that increase fitness through mating.
carbon dioxide, water, and ATP are the end of what...
They are the end of Aerobic Respiration.
what organelle is very plentiful in these cells in order to provide the energy for movement ?
what is the difference between hypothesis,theory & law ?
Hypothesis= educated guess
Theory= based on experiments
Law= proven the same over and over
which pairs of organisms are most closely related ?
Any pairs of animals closest on the tree.
What is Hibutation ?
Hibutation is when an organism learns to ignore a stimulus because it is repetitive and is not providing any valuable information.