APFIVE Role of Trace Elements
The observation that organisms require trace elements in very small quantities best supports which of the following conclusions?
A
Trace elements form the majority of compounds.
B
Trace elements are the most abundant.
C
Trace elements are not necessary for life.
D
Trace elements are vital for health.
Question Leaderboard
| Rank | |||||
|---|---|---|---|---|---|
| #1 | dylanchandra09 | 1 | 1 | 0m 00s | 100 |
| #2 | katiekimabcd | 1 | 1 | 0m 00s | 100 |
| #3 | midnightyoon2009 | 1 | 1 | 0m 00s | 100 |
| #4 | nikhilmahankali56 | 1 | 1 | 0m 00s | 100 |
| #5 | mohamadsalam7514 | 1 | 1 | 0m 03s | 97 |
| #6 | meganchoi2008 | 1 | 1 | 0m 08s | 92 |
| #7 | Peter.faletra | 1 | 1 | 0m 08s | 92 |
| #8 | eycchen | 1 | 1 | 0m 20s | 80 |
| #9 | snowdreamer2010 | 1 | 2 | 0m 30s | 60 |
| #10 | mapplectgg | 1 | 1 | 0m 44s | 56 |
Items per page:
10
1 – 10 of 20