T. J is now receiving 35% oxygen via a Venturi-mask. Explain how the venturi-mask works and why it is a preferred flow system for COPD patients. Should T. J request to have his oxygen flow turned up do to increase shortness of breath, how would you respond? Why?

it enhances antibody production by t cells of the adaptive immune system.

hope i'm right

explanation:

a- all cells come from pre-existing cells

correct answer: understand the different control methods available

integrated pest management is an strategy that is based on the ecosystem and try to prevent the pest and the damage caused by them by applying combination of technique like habitat manipulation, biological control and use of resistant varieties.

the main aim of the integrated pest management is not to completely eliminate the pest but to strengthen the ecosystem so that conditions are favorable for plants and unfavorable for pests.

answer///multiple alleles;