The fossil that I believe are heterotrophs cannot produce their food which includes all animals, fungi, and most bacteria and protists. These fossils are A, C, and fossil D. The other kind of fossil is an autotroph which is an organism that can produce its own food using light, water, carbon dioxide, or other chemicals. This kind of fossil is fossil B.
Answer:
they belong to the same taxon higher in the hierarchy same phylum and kingdom
Answer:
Gravity
Explanation:
Gravity keeps things together. Think of it in 2 ways:
1.Without gravity, an Earth-orbiting satellite would go off into space along a straight line. With gravity, it is pulled back toward Earth.
2.Gravity keeps the earth round, pushing it on all sides, which is what gives it its round shape.
Hope it helps!! =D
There are four nitrogenous bases<span> found in </span>DNA<span> that are called guanine, adenine, thymine and cytosine.</span>They<span> are abbreviated by the first letter in their name, or G, A, T and C. The </span>bases<span> can be divided into two categories: Thymine and cytosine are called pyrimidines, and adenine and guanine are called purines.</span>
There are two types of HIV viruses, HIV1 and HIV2.
HIV1 is most commonly found (HIV2 is located in Wes America).
HIV1 is usually more likely to progress and get worsen, so the level of immune system activation of the host is higher.
HIV1 has lower CD4 counts and plasma viral loads are higher.