How much genetic material do parents give their offspring? How is this important to creating variety? NO TIME WASTERS PLEASE

Johnny rode his bike to a friend's house 4 blocks down the street in his neighborhood. he immediately rode back home once he realized his friend was not able to play. what was his displacement for the total bike ride? how did you determine this? what could we use as a reference point to determine he was in motion during his bike ride? why can you use it as a reference point

Which of the following is a good strategy when it comes to desserts

Is there any solid scientific evidence that humans have been cloned?