3 Two groups of students were tested to compare their speed working math problems. Each group was given the same problems One group used calculators, and the other group did not.
A) What is the independent vanable?
B) What is the dependent variable?
C) What was the constant?

Step 1 review the imaginary strand of dna below. note the complementary base pairs. a g c a a t c c g t c t t g g t c g t t a g g c a g a a c c step 2 to begin replicating this strand of dna, draw the two sides of the strand separating. step 3 now, draw the free-floating bases linking up with the separate sides. remember to follow the rules of complementary base pairing. step 4 draw the two resulting dna strands.

Which substance contains thylakoids? a) nadph b)atp c)stroma d)chloroplast

The smallest parts of these that retain their original properties are called