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Mnenie [13.5K]
2 years ago
14

Why are external barriers important to our immune system?

Biology
1 answer:
solniwko [45]2 years ago
7 0

Answer:

Maybe it was because external barriers can attack to our body and it can hurt us

Explanation:

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Mature trna has an amino acid binding site at one end and the other end interacts with the mrna by complementary base pairing du
swat32
<span>Mature tRNA has an amino acid binding site at one end and the other end interacts with the mRNA by complementary base pairing due to the presence of an anticodon. An anticodon is a three nucleotide sequence which is complementary to the triplet codon of mRNA which specifies a protein for synthesis.</span>
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Which is an agent of chemichal weathering that prouduses week acids that dissolves rocks
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Answer:

Chemical weathering changes the molecular structure of rocks and soil. For instance, carbon dioxide from the air or soil sometimes combines with water in a process called carbonation. This produces a weak acid, called carbonic acid, that can dissolve rock.

Explanation:

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6 0
3 years ago
Why do leaves on trees appear to be green?
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2 years ago
The anthropocentric viewpoint implies that: a. Engineers have an obligation to weigh the interests of animals as being more impo
bija089 [108]

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Explanation:

Anthropocentrism, is a worldview that argues that humans are more important and significant that any other entities or species in the world. This view point argues that humans possess greater intrinsic values compared to other species; this viewpoint sees humans as superiors while other entities are inferior to them and hence can be used by humans for their own benefit.

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8 0
2 years ago
In what season can you most likely see the galactic core from the United States?
monitta

Answer:

As a general rule, if you're in the Northern Hemisphere, look towards the southern skies to see the galactic core. This can be southeast (Spring), due south (Summer), or southwest (Fall) depending on the time of year. As mentioned above, Sagittarius is found nearest the galactic core.

Explanation:

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3 years ago
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