Answer:
1. Aqueous solutions of acids are electrolytes, meaning that they conduct an electrical current.
2. Acids have a sour taste.
3. Acids change the color of certain acid-base indicators.
4. Acids react with active metals to yield hydrogen gas.
Explanation:
I looked it up.
Answer:
Not linked
Explanation:
Linked genes don't show independent assortment.
Answer:
The mass of an object is a measure of the amount of matter it contains. The weight of an object is a measure of the force exerted on the object by gravity, or the force needed to support it. Mass does not change with gravity as weight does due to the act of pulling down on an object making it in fact heavier.
Explanation:
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Answer:
Stimulation of thoracic or lumbar spinal regions; impulse reaches chain ganglion; acetylcholine release
Explanation:
Carbonized remains are thin, approximately two-dimensional films of carbon preserved on a flat surface of rock. They are most often black in color, reflecting the fact that they composed mostly of carbon (as is coal, which is also black in color). Most fossils that exhibit “soft part” preservation are carbonizations.
I would say the answer is the Carbon remains of the original organism.