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.
It’s C. Antibiotics is basically a dormant Bacterial cell. So the body has memory cells only for bacteria’s and not viruses
Answer:
B. Metamorphic
Explanation:
Metamorphic rock is combination of different rocks and builds off pre-existing rocks. This creates layers.
This most definetly false. Science thrives on evidence, and anything science based needs to proven through scientific means. And theories are constantly given evidence for or against.
In essence the key to science is to always keep and open mind. Any scientist who thinks differently is not a scientist.
Answer:
Processes involving dissolved and particulate organic carbon are of central importance in shaping the chemical character of seawater. Marine organic carbon principally originates in the uppermost 100 metres of the oceans where dissolved inorganic carbon is photosynthetically converted to organic materials.
Explanation:
<u>h</u><u>o</u><u>p</u><u>e</u><u> </u><u>i</u><u>t</u><u> </u><u>h</u><u>e</u><u>l</u><u>p</u><u>e</u><u>d</u>