Answer:
The sperm and egg have 1/2 the amount because when the sperm fertilizes the egg, it equals out to the regular amount of chromosomes. That is why we have half chromosomes from our dad and half chromosomes from our mom, equaling out to normal amount of chromosomes.
<span>the trapping of the sun's warmth in a planet's lower atmosphere due to the greater transparency of the atmosphere to visible radiation from the sun than to infrared radiation emitted from the planet's surface.
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Answer: O Diffusion moves particles across the cell membrane from areas of high concentration to
areas of low concentration
Explanation:
Answer:
Redox reaction may be defined as the reaction in which both the oxidation and reduction reaction takes place. Redox reaction also occurs inside the living organism.
In redox reaction, the one element gains oxygen or loss hydrogen molecule. The other element losses oxygen or gain hydrogen in the reaction reaction. One molecule gets oxidize while the other molecule may get reduced in the redox reaction.
Answer:
Our energy supply comes mainly from fossil fuels, with nuclear power and renewable sources rounding out the mix. These sources originate mostly in our local star, the Sun. Electricity falls into its own category because it's an energy carrier and not a primary source.
