Radioactive element ‘C’ decays over time to element ‘D’. Element C has a half-life span of 4 years. If you started with 16 grams of C how many grams of element C would you have after 12 years? 1) 0 grams

2) 1 gram

3) 2 grams

4) 4 grams

5) 6 grams

6) 8 grams

7) 10 grams

8) 12 grams

9) 16 grams

10) 18 grams

Which of the following is a difference between active transport and facilitated diffusion? view available hint(s)which of the following is a difference between active transport and facilitated diffusion? facilitated diffusion can move solutes against a concentration gradient, and active transport cannot. active transport involves transport proteins, and facilitated diffusion does not. facilitated diffusion involves transport proteins, and active transport does not. active transport requires the expenditure of cellular energy, and facilitated diffusion does not.

Imagine you are introducing the lac operan and the trp operon to students who have never learned about it before. complete the table to compare the similarities and differences between the two operons

Brainliest ! is slowing down a car an example of acceleration? explain. - explain correctly