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anzhelika [568]
3 years ago
10

What did Darwin notice about the life on the Galápagos Islands

Biology
1 answer:
Norma-Jean [14]3 years ago
5 0
On his visit to the Galapagos Islands, Charles Darwin discovered several species of finches that varied from island to island, which helped him to develop his theory of natural selection.
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A (n) ___ is made up of two or more elements bonded together.
Bas_tet [7]

Answer:

the answer would be compound

6 0
3 years ago
Helphelphelphelphelphelp​
il63 [147K]

Explanation:

The Waxing Crescent Moon. This intermediate Moon phase comes after New Moon and lasts until half of the Moon's visible surface is illuminated at First Quarter Moon.

The Waning Gibbous Moon. This intermediate Moon phase comes after Full Moon and lasts until half of the Moon's visible surface is illuminated at Third Quarter Moon.

So 1 is the right answer

4 0
3 years ago
A response that is uniquely directed against pathogenic bordetella pertussis would involve what component?
xxMikexx [17]

Answer:

Antibodies

Explanation:

Bordetella pertussis is an obligate human pathogen and is the etiological agent of whooping cough. It is known to be an opportunistic organism.

The pathogenic mechanism of Bordetella pertussis is also known as virulence factor. These virulence factors are known to include adhesins such as filamentous haemagglutinin, fimbriae and pertactin, which allow B. pertussis to bind to ciliated epithelial cells in the upper respiratory tract.

It is known to be the agent of whooping cough, a highly contagious respiratory disease, dramatic for infants and also for elderly and pregnant women.

In this case, the antibodies will be the response that is uniquely directed against the organism. It is said earlier that this organism is an opportunistic one, this means that it causes infection when the immunity is down. So, when the immunity is empowered , it will definitely fight against the organism

3 0
2 years ago
How does water get to the leaves in the tops of the tallest trees against the force of gravity? name property responsible for th
Igoryamba
Pretty much the roots suck the water up like a straw. (The property responsible for this is unknown to me).
6 0
3 years ago
What bone protects your brain?​
denis-greek [22]
The Skull protects the brain.
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