Answer:
D.
Explanation:
The respiratory system is responsible for breathing—that includes oxygen.
<span>The answer is B-cells. B cells also known as B lymphocytes principal function is to make antibodies against antigens and develop into memory B Cells after activation by interaction. They also signal immune regulatory functions.</span>
Answer:
The correct answer is A.They secrete enzymes that break down dead matter or living organisms and absorb the released nutrients.
Explanation:
Most of the fungi are saprophytic which means they grow on dead and decaying organic matter like fallen trees, leaves, and dead animals and get nutrition by digesting these dead organic matter.
Fungi do not have stomach so they secrete enzymes like α- amylase, cellulase, xylanase, etc from their hyphae that helps in digesting complex organic molecules into simple form which can easily be absorbed by these fungus.
By decomposing these organic matter they recycle the nutrients and clean the pollution from the environment. So the correct answer is A.
It is not okay to act inappropriately, physically or vocally, because of a disagreement
What are the answer choices?
