Yes, They make rapid chirps if it's warmer
True, just look at the weather channel on TV :)
C Fossils allow scientists to have an idea of the time scale that traits evolved.
Answer:
For recessive traits to be observed, dominant genes must be absent.
Explanation:
There are 3 possibilities for the genes: AA, Aa, aa.
in both AA and Aa, there is a dominant gene present. If a dominant gene is present, it will always show the dominant trait.
In aa, there is no dominant gene present, and there are only recessive genes. Because of this, the recessive trait is observed!