Another name for unicellular organisms that dominated earth up to the precambrian time is
a. cyanobacteria.
b. stromatolites.
c. eukaryotes.
d. prokaryotes.

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.

Why reason best illustrates why hershey and chase chose to use viruses in their experiment?

Im inn a ! what"s the answer which of the following is one way creativity can scientists? by ensuring they follow the scientific method by increasing the amount of time it takes to complete scientific experiments by making sure they only try things that have already been proven by leading them to ask more questions about the natural world