Answer:
Gold is primarily found as the pure, native metal. Sylvanite and calaverite are gold-bearing minerals. Gold is usually found embedded in quartz veins, or placer stream gravel.
Answer:
Explanation:
I couldn't understand whether you are questioning or answering?
Stimulants and depressants have an effect on the synapses among neurons in the frightened system:
- stimulants purpose greater neurotransmitter molecules to diffuse throughout the synapse.
- depressants stop the next neurone sending nerve impulses.
Psychotropic drugs exert their outcomes by changing a synaptic occasion. these alterations in the end change the pastime of a neurotransmitter. some psychotropic drugs facilitate the effects of a neurotransmitter, and are referred to as agonistic.
Tablets make their effects regarded via performing to beautify or intervene with the interest of neurotransmitters and receptors in the synapses of the mind. some neurotransmitters carry inhibitory messages across the synapses, at the same time as others bring excitatory messages.
Amphetamine, heroin, marijuana, nicotine, alcohol, and prescription painkillers, can regulate a person's conduct by way of interfering with neurotransmitters and the regular communique between brain cells.
Learn more about drugs here: brainly.com/question/15746818
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Answer:
The correct option is: b. trabeculae
Explanation:
Trabeculae are the tiny rod-like elements of the bone tissues that are responsible for supporting the framework of the various organs or parts of the body. It is generally made up of dense collagenous tissue and can also be composed of muscles and bones.
<u>The cancellous bone, also known as the spongy bone, is produced by the groupings of trabeculated bone tissues</u>.
