If the coyote population decreases, there will be no predator to prey on the prairie dogs which will result in the prairie dog population increasing.
Answer:
The mucous membrane in the lung is there to capture and blocks foreign things dusts/dirt from entering the lungs. The membrane in the normal blood cell is to simply take in and out substances/gases like oxygen.
Answer:
The correct answer is- b. P: coughing; C: saliva; B: complement system
Explanation:
Body show physical, chemical and immunological response against foreign antigen to protect the body from them. Coughing, sneezing, skin, respiratory tract, gastrointestinal tract comes under physical barrier. They restrict the bacteria to get into the body.
Chemical barrier includes saliva, tear, sweat, mucus that helps in killing the pathogen at the outer body surface. Antibodies, immune cells, complement system comes under immune response which helps in destroying the pathogen which are present in the body.
Here are some outputs of photosynthesis to consider: ATP, carbon dioxide, and H20.