The mechanism is called active transport.
Physical structures..........
Answer:
Grazers like zebra and wildebeest eat grass and little else. Browsers giraffes nibble on leaves and shrubs—collectively called “browse”. Some animals, like elephants and impala, go for both. Within each category, animals partition themselves in space.
Answer:
The resistance that is present in a population of specific area which does not allow the spread of contagious disease. It occurs only when maximum number of people are immune to that disease through the use of vaccines, this phenomenon is called herd immunity.
Herd immunity protect people who
cannot be vaccinated because most of the people are immune to the disease and this immunity reduce the spreading of a contagious disease.
Answer:
substrate
The part of the enzyme where the substrate binds is called the active site (since that's where the catalytic “action” happens). A substrate enters the active site of the enzyme.
Explanation:
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