Question

1. _______ digestion occurs in the small intestine through the action of enzymes.
2. Urea, excess water, and other waste materials are eliminated in a water fluid called ___________.
3. __________ can cause infections by injecting DNA or RNA into hosts.
4. The human immune system produces ___________ in response to a vaccine, which later can bind to and destroy a pathogen if it invades.
5. _______________ are structures that link bone to bone at a joint
6. In the heart, blood flows from the right atrium to the right ventricle, where it is pumped to the _______________

Mrs. Sue, please help

Answer 1

I'll be glad to check your answers.

Answer 2

I think the first one is chemical, the second one is urine, the third one is pathogens, the fourth one is antibodies, the fifth one is ligaments, and the sixth one is lungs. Please help Mrs. Sue

Answer 3

I agree with your answers.