Answer: mineral deposits can not be used as an example of fossil
Explanation:in evolution theory, both bones and footprints were used for fossil record
Answer:
Explanation:
Oil, coal, natural gas, metals, stone and sand are natural resources. Other natural resources are air, sunlight, soil and water. Animals, birds, fish and plants are natural resources as well. Natural resources are used to make food, fuel and raw materials for the production of goods.
the answer is = A
Chargaffs rules states that dna from any cell of all organisms should <span>have a 1:1 ratio (base Pair </span>Rule<span>) of pyrimidine and purine bases and, more specifically, that the amount of guanine is equal to cytosine and the amount of adenine is equal to thymine.</span>
Answer:
One
Explanation:
Sodium (Na) has one valence electron so it gets one dot.