In a cross of a round hybrid pea with a true breeding round parent (Ww x WW), what genotypic proportions would be observed in the offspring?

Which group of chordates does  notpossess true backbones?                 a.  birds      b.  frogs and toads      c.  lampreys      d.  crocodilians

The buildup of sediments where a river empties into a slow-moving or nonmoving body of water is known as a/an

You see a white marker with an orange circle and black lettering. what does this marker tell you