Look at the diagram above of a marine food web. what might happen to this ecosystem if the non-native populations of smelt and alewife increase greatly? question 1 options: 1.the smelt will eat the alewife. 2.the salmon will starve. 3.the smelt and alewife may out-compete the native fish by consuming all of the zooplankton. 4.nothing should happen to this ecosystem if the populations of smelt and alewife increase greatly.

Use the phylogenetic tree to the right to determine which statement below is true. organisms a and f are not related. organism e is more closely related to organism b than organism f. organisms c and d are more closely related than organisms a and b. phylogenetic trees

Phosgene is a chemical agent that is formed by decomposition of chlorinated hydrocarbon solvents by ultraviolet radiation. a. false b. true

Label the steps for protein synthesis in order, beginning with the first steponce the protein is made, the gene for a particular trait is expressedmrna joins the ribosome, and the anticodons from trna join mrna to form a chain ofamino acidsrna polymerase unzips dna and free rna nucleotides join dna to form mrnav a chain of amino acids is formed from peptide bonds, creating a proteinmrna is transported from the nucleus of the cell to the ribosomes of the cell.