Answer:
paroxysmal
Explanation:
Pertussis is highly contagious and acute respiratory disease which is caused by bacteria Bordetella pertussis.
The disease has 3 types of stages which are catarrhal stage, paroxysmal stage, and convalescent stage.
<u>The paroxysmal stage of the Pertussis is characterized by the episodes of the coughing with a distinctive sound which is known as whopping during the process of inspiration. </u>
This type of cough gives disease the common name which is called Whooping Cough.
The ecological pyramid is smaller at the top due to the lower amount of species to fit into the category (diversity is decreased, and the higher, the more suppressed the energy is in the animals/species).
<span>Vaccines help develop immunity by imitating an infection. but it does cause the immune system to produce T-lymphocytes and antibodies. Sometimes, after getting a vaccine, the imitation infection can cause minor symptoms, such as fever.</span>
omg... that's really hard and i don't know what the answer is.
Explanation:
by the way, thanks for points
Answer:
The phases of the Moon depend on its position in relation to the Sun and Earth. As the Moon makes its way around the Earth, we see the bright parts of the Moon's surface at different angles.
Explanation: