For all planets and dwarf planets in our solar system, a year is A. 365 Days
B. 1 period of revolution
C. 1 period of rotation
D. 24 hours

Dna is the genetic material that makes up living things, and folic acid plays an important role in the information of dna. jon wants to study the effect of folic acid on dna formation in microbes. which statement accurately describes the variables in this study

Which type of organism is missing from the food web seen in the illustration? primary consumers decomposers primary producers secondary consumers

If bacteria are much too small to see, what is one reason why can we see colonies in the petri dishes that have plenty of food to eat after only a few days?