unit 1
what is a geosphere
all the solid features of earth's surface
where is energy stored in ATP
bonds joining phosphate groups
what is a herbivore
only eats plants
What is evolution?
the process of biological change by which descendants come to differ from their ancestors.
what are nucleic acids
DNA, RNA
what is a biome
a major regional of organisms characterized by specific climate conditions and plant communities
6CO2+6H2O=6O2+C6H12O6
what is a omnivore
organism that eats both animals and plants
What is the difference between Homologous structures and analogous structure
homologous- feature found in different organisms that share structural similarities but have a very different function
analogous- perform a similar function, but aren't similar in origin.
what is carbohydrate
a sugar
what is an ecosystem
includes all of the biotic and abiotic components in a given area
explain the importance of enzymes
it speeds up the rate of virtually all of the chemical reactions in our bodies.
what is a food web
models the complex network of feeding relationships between tropic levels within an ecosystem
what do molecular similarities show
they show how close they are related 2 species are
what is a lipid
fats and oil
what is a predator
animal that naturally preys on others
write the cellular respiration equation
C6H12O6+6O2=6Co2+6H2O+heat+ATP
what is a decomposer
organisms that break down organic matter into simpler compounds
what are hox genes
genes that guide the process or result in the development of an organisms characteristics body plan from a early stage
what is a product
a result of an aciton
what is a niche
a comfortable position in life
what is chlorphyll
pigment molecules
where does the energy go
energy is given off as heat that escapes into the environment
what is an artificial selection
the process of changing a species by breeding it for certain traits.
what is an element
substance made up of one type of atom and cannot be broken into simpler substances by ordinary chemical means