What is an inference?
a. an observation
b. a way to avoid bias
c. a variable in an experiment
d. a logical interpretation of an observation

Which group of chordates does  notpossess true backbones?                 a.  birds      b.  frogs and toads      c.  lampreys      d.  crocodilians

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

Complete the statements to identify the first two steps of meiosis i. (1 ) the first and longest step of meiosis i is called i. (2)the second step of meiosis i is called i.