We know that animals can be separated into two big groups: vertebrates and invertebrates. an example of each would be a horse and a horse fly. even though these animals are very different structurally, they have several things in common. both animals must have a method for because they are both classified as heterotrophs. a) moving b) using oxygen c) getting food d) reproduction

Dna is always read in the whereas rna is read in .

25) a student takes four samples of a white crystalline solid and places each in a well plate. on top of each sample, she carefully places 20 drops of clear mystery liquids a, b, c and d. her results for each well are: liquid a: the solid dissolves quickly. liquid b: the solid appears unchanged. liquid c: a brownish colored liquid is produced. liquid d: fizzing occurs and the well becomes warmer. in which well does a physical change occur?

Any sound above what db can cause hearing loss in human beings