What happens during el nino years when coastal upwelling off the coast of south america is disrupted? plankton populations flourish and fishing is very productive plankton populations stay fixed but fish populations boom, creating imbalance in the ecosystem plankton populations die off and fishers are put out of work?

Which properties describe all matter?

The phylogenetic tree illustrates the relationship between humans and our closest living relatives. the tree was based on biochemical comparisons, including dna and amino acid sequences. according to the biomolecular data, we could infer that a) the four organisms do not have a common ancestor. b) humans are more closely related to chimps than any other apes. c) chimps are more closely related to gorillas than they are to humans. eliminate d) there is no evidence if any relationship between the four branches on the tree.

Which type of respiration takes place when there is no oxygen present