Answer:
All of those answer are correct.
The chemical substance in adult male pig's urine, which can also be found in other mammals, is called Puberty Accelerating Pheromone. It is also found in boar's saliva, and was said to be responsible in inducing early puberty in young female piglets.
Answer:
In sexual reproduction, traits will be taken from both parents, so the child will be a mix of traits from the father and the mother
In asexual reproduction, there is only one parent, so the child will be a genetical replica of the parent
<span>The scientific inquiry on Bigfoot revealed that it was only a costume.</span>
I believe it should be 1. Hope this helps.