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Darina [25.2K]
2 years ago
6

What are antibiotics and how and why do they work?

Biology
1 answer:
netineya [11]2 years ago
5 0

Answer:

Antibiotics are medicines that help stop infections caused by bacteria. They do this by killing the bacteria or by keeping them from copying themselves or reproducing. The word antibiotic means “against life.” Any drug that kills germs in your body is technically an antibiotic.

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A chemical reaction is a process by which atoms or groups of atoms in substances
dsp73

Answer:

A).  dissolved into other substances

Explanation:

Process of elimination-

B) loss of protons-mechanical reaction

D) reorganized into different substances-physical reaction

4 0
2 years ago
----- are fracture in the earths crust where rocks move and slide past other
dybincka [34]

Answer:

fault (or fault line) - fracture in the Earth's crust

Explanation:

5 0
3 years ago
List the functions of water in the body. Why is it important to maintain good fluid balance inside and outside of the cells
Bezzdna [24]

Answer:

According to scientists , water occupies up to 60 % of the human body .

The importance of water in the human body are ;

  • Transport
  • Formation of bodily fluids i.e. saliva
  • Digestion
  • Regulates body temperatures
  • Circulation of nutrients

Explanation:

The reason why it is important to maintain good fluid balance within and without he cells is because , It can dissolve various elements to make then easily absorbed into other system .There are many fluids which rely on water for volume e.g. blood which is the main component of the circulatory systems , water also regulates the temperature  and heart pressure ,

Through electrolysis , fluid balance in the cells can be achieved and it also helps to generate nerve impulses  .

5 0
1 year ago
If you were a biochemical engineer, what would you want to research?​
Usimov [2.4K]

Answer: Biochemical engineers conduct studies on cells, proteins, viruses, or other biological substances to determine optimal conditions for growth or inhibitors that can stop or kill. They develop and conduct experiments to observe interactions of raw materials with each other and in specific environments.

Explanation: Hope this helps :)

4 0
3 years ago
The leg muscles of a sprinter would differ from a marathon runner in that ________. The leg muscles of a sprinter would differ f
andrew11 [14]

Answer:

The correct answer is - per gram, the marathon runner's muscles would contain more myoglobin than the sprinter's muscles.

Explanation:

Marathon runners have smaller leg muscles and thinner quads and calves as marathon runners require slow-twitch muscles while in sprinters the fast-twitch muscle requires. Slow-twitch muscles of marathon runners have more amount of myoglobin, per gram than fast-twitch muscles.

Myoglobin acts as local oxygen storage that provides oxygen to the muscles in case of less oxygen supply than required temporarily and a marathon race is an intense exercise or activity that requires more oxygen.

6 0
2 years ago
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