Which statement best parallels the observation: when a new predator enters an ecosystem then the prey organisms are significantly stressed (i. e., killed). Multiple Choice Using antibiotics to treat an infection Transfusing the patient's blood through a microorganism-filtering machine Introduction of bacteriophages into the body to treat an infection

the answer would be   10%

only about ten percent of the energy at one trophic level is passed on to organisms at the next trophic level. the remainder of the energy is used in life processes or lost as heat.

the answer to the blank provided is “an autosomal gene that is required for the expression of genes on the x chromosome”.

testis-determining factor, abbreviated as td, which is more popularly known as sex-determining region y or sry protein, is a dna-binding protein or  gene-regulatory protein/transcription factor, encoded by the  sry gene. it is the gene responsible for the initiation of male gender determination in humans.