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AlekseyPX
3 years ago
10

Why are newborn infants given a single injection of vitamin k?

Biology
1 answer:
Fed [463]3 years ago
6 0
<span>Vitamin K clots the blood and stops excessive bleeding. There is a blood disorder called vitamin K deficiency bleeding (VKDB). It is thought that newborns do not get enough vitamin K from their mothers so this injection could prevent VKDB from developing.</span>
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What other things exist that are too small to be seen without magnification?
alexdok [17]

Answer:

germs

Explanation:

6 0
2 years ago
Microorganisms are involved in
Y_Kistochka [10]

Answer: All are correct

Explanation:

Microorganism are involved in many of the processes. These processes may be harmful or beneficial for the human beings.

The microorganism are involved in many of the food processing companies and used to make products that are useful for the human beings.

These organisms are also used in cleaning of the  pollutants from the nature. These are bacteria which causes disease in human beings.

So, the correct answer is option E

6 0
3 years ago
Some leukocytes absorb entire ___ by the process of phagocytosis.
SCORPION-xisa [38]

Answer:

Bacteria

Explanation:

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6 0
3 years ago
How the does the shape of an enzyme affect the reaction?
kobusy [5.1K]

Answer:

The shape of an enzyme determines which reaction it can catalyze.

Explanation:

Each enzyme is specific to one type of reaction. According to the structure of each enzyme, it has an active site capable of binding to a specific substrate, so the shape of the enzyme determines the type of reaction to be catalyzed.

Once the reaction occurs, the enzyme releases the product of the reaction and the enzyme is available for another reaction.

Regarding the other options:

  • <em>The shape of an enzyme no depends on the reaction that it needs to catalyze. </em>
  • <em>Due to their specificity, enzymes can only catalyze one reaction at a time</em>
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4 0
3 years ago
When do the scientists working in the exclusion zone need to wear all of their protective gear? For radioactive wolves
Roman55 [17]

Answer:

all the time

Explanation:

The radioactive wolves is a documentary film made on the Chernobyl radioactive disaster. This place is known as the Chernobyl exclusive zone and human trespasses is prohibited here.

A team of scientist went to the Chernobyl exclusive zone to do some research on the life of the wild animals in that place after the disaster. A large number of animals now are carrying particles of radioactive elements in their body and is roaming in the forests of the world.

So the scientist visiting the exclusive zone must wear the protective gears all the time they are in the place so as to prevent themselves from exposing themselves to the radio active elements.

8 0
3 years ago
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