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Irina-Kira [14]
4 years ago
13

For many species, there are often regional differences in their

Biology
1 answer:
dexar [7]4 years ago
8 0
For many species, there are often regional differences in their genes, although most of the time this differences aren't noticeable in their outward appearance.
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Mercedes just stubbed her toe on the edge of her bedpost. In response, her brain will most likely signal the release of ____.
kogti [31]

The stubbing of the toe on the edge of the bedpost will result in the release of endorphins. Endorphins are the neurotransmitters that pass the nerve signals from one neuron to another. The endorphins are released in response to stimuli such as fear, pain and stress. These are released in the different parts of the nervous system, and the pituitary gland. The stabbing of the toe will act as a pain stimuli for the release of endorphins.

Hence, the answer is 'Endorphins'.

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4 years ago
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The killifish is described as having tolerance to pollutants, Is this a
Wittaler [7]

Answer:

good

Explanation:

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The double helix structure, DNA, wasn’t discovered until 1953. Can you name any other discoveries made in the last hundred years
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Answer: Dr Akilu

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yKpoI14uk [10]

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Taigas have few native plants besides conifers. The soil of the taiga has few nutrients. It can also freeze, making it difficult for many plants to take root. The larch is one of the only deciduous trees able to survive in the freezing northern taiga.

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