Based on firgue 2, at which points along the marble track is the potential energy of the marble increasing?

What adaptations can prey use to avoid predation

What are two ways in which waves erode the land?

Anormal appearing couple is found to be heterozygous recessive for albinism both have the genotype aa the gene responsible for albinism is recessive to the normal pigment-producing gene what are the changes of their children being albino