The short term effect of that would be stomach problems and liver damage. And thats just for fresh water. for salt water you would get shellfish poisoning, vomiting, diaherra, etc. <span />
Answer:
an autotroph is a <em>producer</em> in the food chain
Explanation:
An autotroph produces its own food from light, heat, and/or environmental chemicals, often including water and/or carbon dioxide. It is a <em>producer</em>, not a consumer, in the food chain.
Galactosemia is often times a heretic genetic disorder where a simple sugar called galactose becomes a poisonous substance its commonly found in lactose which is milk sugar so if your aiming to help a friend id say the best way is to
1. make sure your friend stays away from milk
2. treat your friend if he/she ingests galactose
3. provide replacements for milk and other things with glacatose in it
4. checkup on your friend every day to make sure his/her sugar levels are normal
Fossils are used to determine the ages of rock layers. Index fossils are the most useful for this.