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14. The layer of skin that contains nerves and blood vessels is the _________






15. ________ digestion occurs in the small intestine through the action of enzymes.






16. Urea, excess water, and other waste materials are eliminated in a water fluid
called ______________.





17. ______________ can cause infections by injecting their DNA or RNA into hosts.






18. The human immune system produces ______________ in response to a vaccine, which later can
bind to and destroy a pathogen if it invades.






19. The function of the magnified structure shown in the image below is ______________ exchange.

diagram of lungs with an enlargement of alveoli with attached arteries and veins






20. ______________ are structures that link bone to bone at a joint.






21. In the heart, blood flows from the right atrium to the right ventricle,
where it is pumped to the ______________.






22. The joints highlighted in the image below are ______________ joints.

image of transparent body with the spine highlighted

  • Science? Biology?? -

    If you'd follow directions and post the SUBJECT AREA in the correct place, someone with that expertise might be able to help you.

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    Okay. sorry/

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    22. The joints highlighted in the image below are ______________ joints.

    image of transparent body with the spine highlighted

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    22. The joints highlighted in the image below are ______________ joints.

    image of transparent body with the spine highlighted can you help me with this question

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    hurry

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    22. The joints highlighted in the image below are ______________ joints.

    image of transparent body with the spine highlighted
    the answer is vertbrate

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    what are the answers

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    HELP ME IDK THE ANSWER

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    14.dermis
    15.chemical
    IDK the rest I hope this helped you guys out.

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