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sergey [27]
2 years ago
13

Narcotic drugs are ___ that exert a _____ action on the central nervous system

Biology
1 answer:
Blizzard [7]2 years ago
3 0
Narcotic drugs are analgesic that exert a depressing action on the central nervous system. 

Hope this helps!
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Which of the following provides the best summary of the process of natural<br> selection?
d1i1m1o1n [39]
The best summary of the process of natural selection will be provided bythe option D that is genes are always passed from parent to offspring . Hence , out four inheritance is one of the option in the given question that is gene are passed from parent to offspring .
5 0
2 years ago
HELP PLEASE ITS TIMED
romanna [79]

Answer:

ecosystem

Explanation:

4 0
2 years ago
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The increased ranges of plant and insect species resulting from climate change has only negative consequences.
dedylja [7]

False, it has also positive consequences for other specie advantages. 

Like any other change, it has a both positive and negative effect on the said biosphere, ecosystem or the entire living organisms that exists and co-exist. Climate change maybe is one of todays greatest selection and environment forces that reforms a lot of living organism and especially the climate. 

8 0
2 years ago
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Does the size of the particles change as a substance changes state
Kazeer [188]
Ok, particle is not a very nice word, no real sense of size associated with it
it can be a group of molecules like a speck of sand
referring to the molecules themselves
or refering to the atoms that make up the molecule

now in terms of phase change,
if we consider a speck- a group of molecules- then solids will expand when heated, however this definition falls flat in terms of phase change

ok, how about molecules, as molecules undergo phase change, the molecules in relation to each other will move apart from one another. Solid- molecules are bonded, Liquids- molecules are close and flow around each other, Gas- molecules are a significant distance from one another. But the increase in size when you heat up a molecule, i would have to say yes. adding heat increases energy which increases molecular vibration which would probably  increase the overall average size to some unnoticeable degree.

now standalone atoms are just atoms, if you want to consider the electron cloud as size, then heating it up would negligibly cause the outer move outward. but it really depends on the scale of the question
7 0
3 years ago
Pleas give me an answer if you actually really know the answer because everybody is giving different answers, pls
Butoxors [25]

Answer:

plants

Explanation:

plants are green

3 0
2 years ago
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