Answer:
During nitrogen fixation specialised bacteria living in the earth's atmosphere convert nitrogen taken from the geosphere
Answer:
true
Explanation:
Because if you look on a map all three of them are altogether and not split apart making one big landmass.
White blood cells use "legs" to grab ahold of the blood vessel walls to inch their way forward.
Answer: 50%
<span>Life on Earth appears to be on its way to extinction because of the carbon being pumped into our atmosphere.</span>
<span>Biologists reported that one in five species on Earth show signs of extinction, and unless urgent action is taken to save the planet’s biosphere, </span><span>scientists predict that 50% of species will be driven to </span>extinction by the year 2100.
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The digestive system uses mechanical and chemical methods to break food down into nutrient molecules that can be absorbed into the blood. ... Some animals ues intracellular digestion, where food is taken into cells by phagocytosis with digestive enzymes being secreted into the phagocytic vesicles.
