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Vladimir [108]
3 years ago
10

Question 18 of 25

Biology
2 answers:
Margarita [4]3 years ago
8 0

Answer:

Some important rules of light are:

  • the incident ray,normal ray and the reflected ray lie in the same point.
  • angle of incidence is equal to angle of reflection<u>.</u>

<u>.The Angle When It Leaves Is Larger Than The Angle When It Hits. The Angle Is Smaller In The Medium That Has The Higher Index Of Refraction.</u>

DerKrebs [107]3 years ago
8 0

hope it is helpful to you

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OverLord2011 [107]

Answer:

I am pretty sure the answer would be B.

Explanation:

Because cats are born in a live birth and definitely do not hatch from eggs.

6 0
3 years ago
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Which is a closed system.a tree, a human ,a clock , or a car
melomori [17]
A closed system is a system that makes no physical or chemical exchanges with its environment. Of these systems provided as choices (tree, human, clock, car), only a clock does not make exchanges with the environment, except for energy.
Therefore, of that list, only a clock would be a closed system.
Hope that helped! =)
4 0
3 years ago
1. If an organisms has a SPERM CELL with 4️⃣chromosomes. It will have____chromosomes in its SKIN CELL. *
Ksenya-84 [330]

Answer:

8 chromosomes in its skincell

Explanation:

Sex organ is (n)

Other than sex organ is 2(n)

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3 years ago
How much more efficient is organic farming than "regular" farming? 10% 75% 50% 65%
Alexxandr [17]

Answer: 65% is the correct answer

3 0
2 years ago
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Hen there is a cut in the skin and bacteria enter the body, the immune system responds. First, macrophages approach the area of
Semenov [28]

Correct answer: B). The phagocytotic barrier, which is a part of innate immunity

The scenario represents the phagocytosis, which is a type of endocytosis by which the cell engulfs microbial pathogens. The main cells of the immune system that are involved in phagocytosis include macrophages, neutrophils, and dendric cells.

It is a mechanism which is used by the immune system to kill and processing of antigen that play an important role in innate immune response.

Hence, the correct answer would be option B.

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3 years ago
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