Macromolcues
what is a molecule containing a very large number of atoms, such as a protein, nucleic acid, or synthetic polymer.
what is are microscopic living organisms, usually one-celled, that can be found everywhere?
the living organisms in an ecosystem
what is biotic
How does RNA and DNA differ?
by their function
reproduction isolation is ______________
living organisms are considered to live in reproductive isolation when they cannot cross breed among themselves of if they can cross breed but cannot generate fertile offspring
nonliving, physical features of the environment, including air, water, sunlight, soil, temperature, and climate
what is abiotic
to adjust to a changing environment
in ecology, a community of organisms where each member is eaten in turn by another member
what is food chain
Another word for adapt is ____________.
an organism that makes its own food such as most plants
what is producer