Sedimentary rocks with ripple marks suggest that the rocks were formed where? a) along a beach or stream bed b) when animals walked over them c) from shell fragments of ancient sea-dwelling animals d) when wet mud dried and shrank

Sarah is sitting at the top of the slide in the schools playground. which will increase sarah’s kinetic energy a- an additional child is added to the top of the slide. b- sarah is pushed and moves down the slide. c- sarah climbs down the ladder and off the slide. d- the ladder is moved to the other side of the yard.

Many farmers prefer cattle without horns because it is safer for their herds. the allele for no horns (n) is dominant to the allele for the presence of horns (n). a farmer mates a male with horns to a heterozygous female without horns. what is the chance that the offspring will have horns?

Wich level of organization includes all the other levels or organizations