What is chromosome? A: a type of organism that has genes
B: a form of gene that control a trait
C: a strand of genetic material
D: a specific trait that is passed on

Researchers want to use edna to look for an invasive species in the water which of the steps would be likely do last

The concept of keystone species is controversial among ecologists because most organisms are highly interdependent. if each of the trophic levels is dependant on all others how can we say one is most important

What type of graph presents information about how often certain or traits occur?