Answer:
D
Explanation:
Lymphocytes are the second line of defence
First line of defence indiscriminately defends against all pathogens unlike secondary response which is targeted. First line of defence refers to the external body components like skin, secretions from the body in the alimentary canel
Mucus traps pathogens. Stomach acid kills pathogens
Answer:
A. Earthquake
Explanation:
When plates slide past each other, the edges of these are earthquake zones. Earthquakes are formed but not volcanoes.
Fish, reptiles, amphibians, reptiles and mammals
Answer:
Eventually, there will no be enough bamboo for all
Explanation:
