When a non-native or a foreign plant or animal is introduced in a new area, it affects the survival of the native animals that dwell there. The non-native plant or animal will compete with the native species for nutrients, water, space, food and shelter. Since the non-native animals will lack natural predators in the new habitat, they'll thrive in number. This uncontrolled competition of the non-native species with the native species will eventually leading to the death of the native species.
Answer:
Basophils
Explanation:
These small cells seem to sound an alarm when infectious agents invade your blood. They secrete chemicals such as histamine, a marker of allergic disease, that help control the body's immune response.
Hope it helps
Answer:
This is my answer spot
Explanation:
I had something else on here. I don't know how to take off my own posts. Answer will be updated when I have the answer.
Answer:
The correct answer will be-gas absent in primordial atmosphere (oxygen).
Explanation:
The Miller experiment was performed in 1953 to show that organic molecules can be formed from the inorganic molecules in the conditions resembling the primordial atmosphere.
Same conditions were created to the unstable atmosphere like a mixture of gases which included- methane, sulfur dioxide and hydrogen but lacked oxygen as it was absent in the primordial atmosphere.
Thus, gas absent in the primordial atmosphere (oxygen) is the correct answer.