Answer:
D. Africa, Antarctica and India used to be joined together into a single land mass
Explanation:
Pangaea is the name given to the super-continent that existed during the Paleozoic and Mesozoic eras, before the process of plate tectonics separated each of the component continents into their current configuration.
Answer:
LVAAMQLLLLLFLLLFFLV
Explanation:
Transmembrane domains are hydrophobic regions inserted into the cell membrane, while surrounding protein regions are often designed to localize on opposite sides of the membrane. In general, hydrophobic amino acids are inserted into the hydrophobic core of the membrane. These hydrophobic residues have side-chains which are insoluble in water. Examples of hydrophobic amino acids, such as those observed in the putative hydrophobic transmembrane region, include leucine (L), valine (V), alanine (A), methionine (M) and phenylalanine (F).
Well too much oxygen can kill humans which is one. And 2 If the whole atmosphere was oxygen then things will burn easily.
Answer:
Primates with opposable thumbs include great apes -- chimpanzees, bonobos, orangutans and gorillas -- and Old World monkeys like baboons and Colobus monkeys.
Explanation: