Which of the following characteristics of a watershed would act to reduce erosion

One of the largest seafood exporters to the united states is a. china b. brazil c. mexico d. saudi arabia

The following image is of a diatom. it lives in water and gets food from photosynthesis. it is encased in a hard shell made of something similar to glass or sand . a diatom is a(n) because it has a) multi-celled organism; specialized parts. b) vertebrate; a skeleton. c) insect; an exoskeleton. d) single-called organism; only one cell.

Which codon is the code for the amino acid histidine (his)?