Answer:
B. removes suspended particles.
Explanation:
The first step in water treatment involves the removal of of suspended particles through the process of coagulation, sedimentation and filtration.
Coagulation process involves the addition of positively charged chemicals to the water. The positively charged chemicals neutralizes the negatively charged particles suspended in the water to form larger particles known as flocs.
The particles are then allowed to settle down through the process of sedimentation after which they are then filtered off in a process known as filtration.
Answer:False, bacteria reproduces through binary fission. An as. exual process where cell divides into 2.
Explanation:
Innate evil and inevitable evil.
Answer:
A. Protein Spikes
Explanation:
A viruses are defined as the quintessential parasites in the living world. They are a chain of the nucleic acids that lives in a host cell. Without the host cell, all the viruses cannot carry out their life sustaining activities or functions. They are always housed in a protein layer or a protein coat. All the viruses contains the RNA or the DNA. The protein spikes which is on the outside of a virus are "sticky" and they are attracted to the specific molecules of the outside of an animal cells.
(dominant type)
