<span>A. Alkanes - All single bonds. e.g. Methane, Ethane, Propane, Butane etc.
B. Alkenes - At least one double bond. e.g. Methene, Ethene, Propene, Butene etc.
C. Alkynes - At least one triple bond. e.g. Methyne, Ethyne, Propyne, Butyne etc.
Option (C) Alkyne is true...</span>
<span>Eukaryotes that lack the characteristics of animals, plants or fungi are classified into the kingdom "Protista"
In short, Your Answer would be Option B
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Neurotransmitters that have narcotic-like effects are called endorphins. These neurotransmitters are responsible for our feelings of excitement or satisfaction.
<span>The first open releasing the energy of glucose in the cell is known as
</span><span>Glycolysis. </span>
Answer:
The Carbon Cycle
Carbon moves from the atmosphere to plants.
Carbon moves from plants to animals.
Carbon moves from plants and animals to soils.
Carbon moves from living things to the atmosphere.
Carbon moves from fossil fuels to the atmosphere when fuels are burned.
Carbon moves from the atmosphere to the oceans.
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