If a strand of dna reads catcatcat, what does the complementary strand read?

There are specialized producers that live in warm water vents deep in the ocean. these producers do not per-form from photosynthesis, but instead perform a similar process with iron and other chemicals. why do you think these producers use this process instead of photosynthesis?

The specific heat of ice is 0.5 calories/gram°c. 20 grams of ice will require ll calories to raise the temperature 1°c. 05

Has anyone taken the genetics unit test in connexus? not looking for answers, just a little bit what to expect and some with studying.