This question isn't very specified but i'm pretty sure by the context the answer is gonna be tree frogs.
The identity of the "unknown element", "Y", is magnesium (Mg).
Between this options the one that is the strand o complementary DNA produced by the strand of DNA is GCA TAT. So your answer is B. Hope this is what you were looking for
Answer:
When the stomach digests food, the carbohydrate (sugars and starches) in the food breaks down into another type of sugar, called glucose. The stomach and small intestines absorb the glucose and then release it into the bloodstream.
It is true Have a very nice day