Answer: hope this helps
Explanation:
Aerobic bacteria use oxygen, which is added mechanically, to break down wastewater contaminants, converting it into energy. Bacteria use this energy to grow and reproduce. Anaerobic bacteria obtain oxygen from their food source. As anaerobic bacteria break down sludge, they produce methane gas. This methane gas can be used as an alternative energy source, called biogas, to fuel the wastewater treatment process.
Stage 1 - <span>The ear collects compression waves.
Stage 2 - </span>The ear amplifies the compression waves.
Stage 3 - <span>The amplified waves stimulate the hair cells of the ear.
Stage 4 - </span><span>The hair cells transmit nerve impulses to the brain
Stage 5 -</span><span>The brain interprets the nerve impulses.
Hope this helps!</span>
Answer: D. A gradual change of the traits of an organism over time.
Explanation:
A natural selection is a phenomena that was proposed by Charles Darwin. In this he proposed the fact that of differential survival and reproduction of living beings who have better phenotypic traits over the others. These traits are passed from the parents to their offsprings. These traits are beneficial for the survival in adverse environments. The development of new traits with respect to the environment occurs gradually with time.
Answer:
Able to produce its own food
Answer:Desde un punto de vista evolutivo y biológico, la función del cerebro como órgano, es ejercer un control centralizado sobre los demás órganos del cuerpo.
Explanation:
