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Andru [333]
3 years ago
11

What is the maximum number of covalent bonds a carbon Atome conform with other Atoms

Biology
1 answer:
JulijaS [17]3 years ago
3 0
Carbon atoms got 4 surface electrons which makes them in the middle regarding the electrical surface charge and they can make a maximum relations of 4
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Identify how the physical barriers of the the immune system protect the body against pathogens
BabaBlast [244]

Answer:

They help to stop harmful germs from entering the body

Explanation:

  • The skin can prevent bacteria and microorganisms from entering the body (unless it is damaged)
  • Mucous membranes line the mouth and nose and are coated with secretions that fight microorganisms and harmful bacteria
  • Tears help to clear debris from the eye to prevent infection
7 0
3 years ago
Penicillin is Choose one: A. produced by a mold and was discovered accidentally. B. a human-designed antibiotic, synthesized to
NeX [460]

Answer:

Option-A

Explanation:

Penicillin is an antibiotic drug that is derived from the fungal species of Penicillium molds especially the<em> Penicillium notatum</em>.  The penicillin acts by disrupting the formation of the cell wall and thus prevents the growth of the bacteria.

The discovery of penicillin was accidental when he was studying the petridish of staphylococcus and he found that due to avoidance while the experiment, molds grew in the petridish.  The area around the mold was clear and clear rings without the bacteria were easily observed. This lead to the discovery of the penicillin compound.

Thus, Option-A is the correct answer.

4 0
3 years ago
Volcanic eruptions are caused by? A gravity. B Pressure C Explosions D earths rotation please help
IRISSAK [1]

Answer:

I'm pretty sure it's B, pressure.

Explanation:

I hope this helped :)

7 0
3 years ago
Read 2 more answers
In a laboratory experiment, one group of people consumes an amount of pure water, a second group an equal amount of beer, and a
pav-90 [236]

Answer:

Salt solution

Explanation:

The body releases salt and water that the body doesn't need .. therefore the body would get rid of the salt solution the most from the added salt

8 0
3 years ago
Should glucose erythrocytes leukocytes and protein appear in the urine
saveliy_v [14]

NO, they should not. Erythrocytes, leucocytes, and proteins (albumin) are not small enough to pass through the capillaries of the glomerulus unless there is damage to the glomerulus. However, glucose does pass through into the glomerular filtrate. Nonetheless, glucose is fully reabsorbed back in the proximal convoluted tubule (unless you have severe diabetes).






3 0
3 years ago
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