Which of the following abilities is not a physical property of matter? -
A) ability to conduct heat
B) ability to dissolve in other substances
C) ability to react chemically with other substances
D) ability to conduct electricity

The health, management and conservation of biodiversity, is a challenge facing ecosystems worldwide. the major factors that affect the health and function of the great barrier reef are climate change and pollution. which question investigates the effects of a biotic factor on the reef ecosystem?

How many trophic levels are there in the following food chain? phytoplankton - shrimp - perch - pike - osprey

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.