The answer is DNA. DNA is vital for all living beings and
this is made up of molecules called nucleotides. Each nucleotide contains a
phosphate group, a sugar group and a nitrogen base. The four types of nitrogen
bases are adenine. There are three main functions of DNA to our body, this
facilitate occurring mutations and even in a single nucleotide. Then it forms
RNA and proteins and this exchange the genetic material of parental chromosomes
during meiotic cell.
Answer:
D) Replace compact fluorescent bulbs with incandescent bulbs.
Explanation: Environmental lobbying groups have labeled incandescent light bulbs as harmful not only because of the electricity they waste in producing heat but also because of the substantial amounts of carbon dioxide they emit.
Transpiration is the process in which moisture is carried through plants from roots to little pores on the bottom of leaves, where it changes to vapor and is discharged to the atmosphere<span>.
</span>Leaf surfaces are dotted with pores called stomata.<span> It is a tiny opening or pore that is used for gas exchange. They are mostly found on the under-surface of plant leaves.</span>
