Question 1
What statement identifies the importance of using contextual problems as a primary teaching tool?
◦ Children demonstrate procedural fluency.
◦ Children identify the structure of the situations.
◦ Children construct richer understanding of the operations.
◦ Children connect problems to school mathematics.
Question 2
Which problem is an example of the
comparison, product unknown (multiplication) structure?
◦ Barry's sandwich shop offers 3 kinds of meat and 2 kinds of bread. How many different sandwiches could he make if he uses one meat and one kind of bread for each?
◦ Barry saved $12 and Jill saved $6. Barry saved how many times as much money as Jill?
◦ This month, Barry saved 8 times as much as last month. Last month, he saved $3. How much did Barry save this month?
◦ Barry saved $24 total, and he saved $6 each month. For how many months had he been saving?
Retrovirus Structure
Chemical structure of lipids
The structure of chymotrypsin and the serine protease catalytic triad
Structure of human OGG1 with either guanine or 8-oxoguanine bound flipped out and bound
Structure of NO3-
Atomic Structure