Answer:
react with antigens and destroy them
Hydrogen bonds.
The question asks for bonds BETWEEN molecules NOT WITHIN molecules. A covalent bond occurs WITHIN water molecules between hydrogen and oxygen.
Hydrogen bonds occur BETWEEN water molecules; HYDROGENS of water molecules form a hydrogen bond (a type of intermolecular force) with electronegative OXYGEN atoms of other water molecules.
C is homozygous because the genotypes are equal
the branch of science which deals with celestial objects, space, and the physical universe as a whole.
Answer:
Oldest Rocks on Earth Found. The Nuvvuagittuq Belt on the coast of the Hudson Bay in Northern Quebec. Scientists have found the oldest known rocks on Earth. They are 4.28 billion years old, making them 250 million years more ancient than any previously discovered rocks.
Explanation:
