Question

Please Help Me with A Few Questions
I'll Fan AND MeDAL!!

Answer 1

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

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.

Answer 2

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

Answer 3

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 ______________.

Answer 4

Q20- Ligaments

Answer 5

Q21-large blood vessels
Q15- Chemical

Answer 6

Too many questions. One at a time.

Answer 7

@LucyGoosey3 could you help me?

Answer 8

Q18-memory cells

Answer 9

What do you need help with?

Answer 10

Checking my answers

Answer 11

I can make a new post if it would be easier