In general, one species wins, and one species is eliminated. These experiments gave rise to the competitive exclusion principle: No two species of similar requirements can long occupy the same niche (coexist). In the case of paramecium, the same species always won.
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It occurs at the metaphase of the cell division cycle.
An antigen triggers a response from the immune system and an antibody is produced. All antibodies are immunoglobulins, therefore, the correct answer is immunoglobulin. More specifically, an immunoglobulin is a protein produced by plasma cells to fight and neutralize pathogens. To do so, the immunoglobulin has a specific region which is complementary to a specific region of the antigen. Immunoglobulin's mechanism of action is to bind to the pathogen and either block its action or trigger a response of other cells of the immune system.
Answer:
True
Explanation:
Because improper transfer of chromosome to next generation especialy sex chromosome can cuase serious diseases.
Answer:
C.
Explanation:
I believe it would be C.
The tree is just starting to get flowers, nut its already come out of the ground and so its not in the seed stage, and it does not have bark yet so it cant be an adult tree
