Answer:
An element is a material that consists of a single type of atom. Each atom type contains the same number of protons. Chemical bonds link elements together to form more complex molecules called compounds. A compound consists of two or more types of elements held together by covalent or ionic bonds.
Explanation:
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I
Hemophilia is a genetic disorder that causes a protein required for normal blood clotting to be missing. The mode of inheritance for hemophilia is sex-linked.
Answer: a. sex-linked
They may depend on PH of the water, nutrients, and sunlight.
Answer:
Igneous rocks and Metamorphic rocks determine the age of the earth.
The most concentrated source of stored energy is a molecule of "GLUCOSE"
