Natural gas (methane (CH4)) is the cleanest burning fuel<span>, emitting the smallest amount of carbon dioxide of all the </span>fossil fuels<span> (coal, oil and natural gas).</span>
I do not know at ALL. =( Sorry.
Answer:
Ventilation and mixing outdoor air with indoor air
Explanation:
<span>The answer is a), all red, as no white alleles are present in the parents, [ and hence cannot be passed on to the offspring. Showing work- Let R represent the dominant (red) allele: RR(male) x RR(female) ----> All RR offspring.</span>
