Any photos below 7 is known as acidic, the lower the pH the more acidic the solution I believe.
It's actually A. Vertebrate have a hard out shell.
C
Because if you look at the last stage the crust of the earth is a solid so it has to be c
Answer:
that allele pairs separate during the formation of gametes. This means that traits are transmitted to offspring independently of one another.
Explanation: