My guess would have to be hydropower, since water isn't an un natural substance
During exercise stroke volume increases because more blood is sent back to the heart due to the muscles squeezing blood in the veins
Hi,
Answer: Same DNA
<u>My work:</u> When scientist refer to this they mean all organism such as plants, humans, and animals have the same DNA or otherwise the same Genectic Code.
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I<span>t is important for Mendel to study such a large sample of pea plants to determine the probability of inheritance because</span> higher sample size gives more accurate results.
>>>Mendel coined the terms “recessive” and “dominant<span>” in reference to certain traits.One best association to this is is his study about pea plants. According to him, green peas are recessive and yellow peas are dominant.</span>
Answer:
D, think of chemical changes. When iron rusts it is chemically changed. The other answers are a change in form or a property of iron.