Brainlies 1. which of the following is a chemical change? folding a piece of paper cutting a piece of paper burning a piece of paper tearing a piece of paper 2. i pasted a picture of it.

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

What is the correct answer for the process of water eroding soil? rills, sheet erosion, gullies sheet erosion, rill, gullies gullies, rills, sheet erosion sheet erosion, gullies, rills

Which enzyme is responsible for “unzipping" the dna by breaking the hydrogen bonds between the nucleotides?