What discovery was made about particles with an accelerator in 1998? a.
They showed that there is a difference between moving forward and backward in time
c.
They discovered the principle of relativity
b.
They discovered time travel
d.
None of the above

Explain the importance of producers, primary consumers, secondary consumers and decomposers in an ecosystem.

How many species of living things are alive on earth today? more than 1,000,000 none of these answers are correct 100-500 1,000 –500,000 o 500,000 -1,000,000

Plz ! a frog has a genetic mutation in skin cells that causes part of its skin to turn orange the frog will not pass this genetic mutation onto its offspring because, a. the offspring will inherit skin cells from the other parent. b. mutated skin cells cannot divide and produce daughter skin cells. c. skin cells do not contribute genetic material to sex cells. d. parents do not contribute genetic material to their offspring.