What is likely to happen if a new organism that feeds off mice is introduced? a. the mice population will increase in response to the arrival of the new organism. b. the mice population, grasshopper population, and plant population will all increase. c. the new organism will compete with the snake population for resources. d. the populations of the existing organisms will remain unaffected.

Cold case files recently began re-investigating an old murder case. the murder took place in the park; a young man, james, was hit over the head with a brick and killed. police suspected the jealous former boyfriend of james' wife, karen. whoever killed james may have washed their hands in a near-by bird bath as detectives found blood in the bird bath. since the murder took place before dna fingerprinting was available, the suspected killer, ronnie, went free. detectives are now reviewing the blood evidence using dna fingerprinting. based on the dna fingerprints of all possible suspects, who is james' killer?

What is it called when part of a cell membrane closes around a molecule to allow the molecule to enter the cell? a. passive transport b.diffusion c. endocytosis d. exocytosisc. endocytosis

Which of th following is needed for cellular respiration to occur